英语数学阅读理解题
Ⅰ 数学阅读理解题,速度
答案如下:
(1)7
(2)49
(3)343
(4)7^n
Ⅱ 初三数学阅读理解题
已知 P²-P-1=0,1-q-q²=0,且pq≠制1,求(pq+1)/q的值
解:由 P²-P-1=0,1-q-q²=0,可知p≠0,q≠0
又∵pq≠1∴P≠1/q (到这里应该懂吧)
∴1-q-q²=0可变形为(1/q)²-(1/q)-1=0 (方程两边同时除以 q² )
所以p和1/q是方程x²-x-1=0的两个不相等的实数根 (根据P²-P-1=0和(1/q)²-(1/q)-1=0 得到)
则p+1/q=1 ( 方程x²-x-1=0的两个不等实根相加 x1+x2=-b/a )
所以(pq+1)/q=1
还有不懂可以问
Ⅲ 数学 阅读理解题
加成分数都不能再化简。都是最简分数。相加后的和介于两者之间。16/51=(4/5)+(11/46)因为专16/51介于4/5与11/46之间,明显属的4/5=0.8,11/44=0.25那么11/46就要比0.25还小。所以4/5>11/46,又因为16/51在他俩之间所以16/51>11/46。我的答案自己想的,估计是错不了的。嘿嘿。
Ⅳ 求50道八年级下册数学题、30道初二下期物理题和初二下期英语阅读理解完形填空各30篇
http://wenku..com/view/7aa1d108bb68a98271fefa65.htmlhttp://wenku..com/view/98bad323dd36a32d73758102.htmlhttp://wenku..com/view/8252086c1eb91a37f1115c15.html(每题只有一个正确答案,将正确答案的序号填在题后的括号内)1. 小明同学在学习了初二物理后,获得了以下的一些认识,其中正确的是( )
A.所谓的力就是物体间的一种相互作用
B.要发生相互作用的物体必须是直接接触的
C.相互作用的力就是一对平衡力
D.物体在平衡力的作用下,作匀速直线运动,所以力是维持物体运动的原因
2. 关于力的作用效果,下面正确的说法是( )A.力是使物体保持静止状态的原因 B.力是维持物体运动的原因C.力是改变物体运动状态的原因 D.物体受力时,才会运动
3. 汽车在水平公路上做匀速直线运动,这是因为( ) A.汽车的惯性等于所受的阻力 B.汽车的牵引力等于所受的阻力 C.汽车的牵引力大于所受的阻力 D.汽车的牵引力等于所受的重力
4. 有关重力产生的原因说法正确的是( )
A.物体只有接触地球,才被地球吸引.
B.地球吸引物体,物体不吸引地球.
C.地球吸引物体的力大于物体吸引地球的力.
D.地球吸引近地面的物体,物体也吸引地球.
5. 铅球被推出后,不计空气阻力,在空中飞行时( )
A.只受到重力作用. B.受到重力和推力的共同作用.
C.只受到推力作用. D.不受任何力的作用.
6.关于力,下列说法不正确的是( )
A.两个物体只要相接触,就一定有压力的作用
B.离开了物体,就没有相互作用的力
C.力的作用效果是使物体发生形变或改变物体的运动状态
D.力的作用效果不仅与力的大小有关,还与力的方向和力的作用点有关
7. 一个成年人受到的重力大约是( )
A.6N B.60N C.600N D.6000N
8. 以下措施中用来减小摩擦的是( )
A.上紧缝纫机的皮带 B.在笔头上装上小钢珠,制成圆珠笔
C.在纲丝钳口刻上花纹 D.在乒乓球拍上粘上带颗粒的胶皮
9. 如图所示是阿基米德原理的验证过程的实验,从实验中可以验证的规律是( )
A.浮力与物体的体积和形状及物体的重力三者有关
B.浮力与物体排开的液体受到的重力有关C.浮力与物体自身的重力也有关
D.与物体在液体中的深度有关,因为液体对物体产生的力是由压力差所造成的。
10.气球可以带重物在空中飞行的原因是( )
A.由于气球中气体的密度远远小于空气的密度,只要气球中充满这种气体,它都可以上升
B.只有在气球排开的气体的重力大于气球及它所带重物的重力才能上升
C.气球只要充足气总可以上升
D.气球上升与充入气体的密度无关
11.下列情况下,物体受平衡力作用的是( )
A.苹果从树上落下来. B.汽车在弯道上匀速转弯.
C.物体在斜坡上匀速直线滑下. D.向上抛出的石块
12.一个上、下底面材料相同的圆台型物体置于水平地面上,按图a所示放置时,匀速将物体拉动的水平力大小是Fa;按图b所示放置时,匀速将物体拉动的水平力大小是Fb.则( )
A.Fa>Fb B.Fa<Fb.
C.Fa=Fb. D.不知速度,无法判断.
13.如图所示,能使物体做匀速直线运动的受力示意图是( )
14.某车在一条长直水泥路面上先以10m/s的速度匀速行驶了2min,后以8m/s的速度匀速行驶了5min,则该车在两段运动时间内所受路面对车的摩擦力大小之比是 ( )
A.l:1 B.5:4 C.l:2 D.都不对.
15.某人用力推置于水平地面的一只箱子,但箱子没有动,这是因为( )
A.推力小于地面给箱子的摩擦力. B.箱子惯性太大了.
C.箱子受地球引力大于推力. D.推力与地面给箱子的摩擦力相互平衡.
16.如图所示,用水平力F=50N将m=2kg的物体压在竖直墙面上静止,则墙面给物体的摩擦力是(g=10N/kg) ( )
A.50N,竖直向上 B.20N,竖直向上
C.20N,竖直向下 D.70N,竖直向上
17.两个完全相同的容器中分别盛有质量相等的水和酒精,如图所示.下列说法正确的是( )
A.两容器底受到压力相等
B.液面下深度相同的两处a、b所受液体压强相等
C.盛水容器底部受到压强较大
D.盛水容器底部受到压强较小
18.如图所示,玻璃筒下端扎有橡皮膜,内放有一定量的水后,橡皮膜向外凸起.当将玻璃管慢慢放入盛有酒精的烧杯中使橡皮膜恢复原状,则( )
A.水面比酒精液面要高一点 B.水面比酒精液面要低一点
C.水面与酒精液面相平 D.三种现象都有可能.
19.如图 ,A、B是两个在上面开口容积相同的杯子,其重力都是2N,两杯中装满水时,深度相同都为h,下面正确的说法是( )A.B杯底部所受的压强比A杯大B.A杯底部所受的压强比B杯大
C.由于底面积不同,A杯底部所受到的压力一定大于B杯底部所受的压力
D.两者底部所受到的压力相同,因为液体的重力都是一样的,与底面积无关
二、填空题(每空1分,共25分)
20. 在水平地面上放一个重力是50N的物体,用2N的水平拉力,使物体在水平面上作匀速直线运动,则物体受到的摩擦力是________。
21. 滑旱冰的人和地面的摩擦是_______摩擦,转笔刀转孔与铅笔间的摩擦是_______摩擦。
22. 放在水中的木块正在上浮,在它露出水面之前受到的浮力______。露出水面以后受到的浮力______。(填“变大”,“变小”或“不变”)
23. 金属块重10N,挂在弹簧测力计上,当它全部放在水中时,弹簧测力计的读数为8N,如图所示,此时金属块受到的浮力是_____N。如金属块有一半体积露出水面,弹簧测力计上的读数应该_____N。
24. 如图所示三个体积相同的实心球体在液体中静止,那么________球所受到的浮力最小,与液体密度相同的是______球,三球中密度最小的是_________球。
25. 物体刚脱离正在上升的气球时,它的运动方向是______,这是由于______的缘故.物体最终将落回地面,这是由于物体______的缘故.
26. 吊车以lm/s速度匀速提起重2000N的重物,则钢索拉力是______N.当吊车以2m/s速度匀速提起重物时,钢索拉力将______2000N(填大于、等于、小于).若提升过程中,钢索拉力变为1800N,则重物提升速度将______(填变大、变小、不变).
27.收音机旋钮上刻有花纹是用______ ___来______摩擦力;皮带传动时将皮带拉紧是用__ _ ___来______摩擦力.
28.质量为300g的水倒入底面积为20cm2的容器中,水深20cm,容器置于水平地面,如图所示.不计容器自身质量,则水对容器底的压强是______Pa;容器对地面的压强是______Pa.(g=10N/kg)
29.建筑工人常用重垂线检查墙壁 ,重垂线是利用 的原理做成的。
30.一个圆柱形容器里装满水,若把一木块放入水中,则水对杯底的压强将_____________(填 “变大”,“变小”或“不变”)
三、计算题(每题5分,共15分)
31.如图所示,将一个不漏气的薄塑料袋平放在桌面上,一根饮料吸管插在袋口边缘,把袋口折几折后用胶带封住,使塑料袋口不漏气。将两块边长分别为6cm、3cm的正方形硬纸板(硬纸板质量不计)相隔一定距离平放在塑料袋上,在大纸板上放两个一元的硬币,在小纸板上放一个一元的硬币,然后通过吸管慢慢的向袋里吹气,通过计算来说明。(1)哪一个纸板会首先被塑袋“抬”起来?(2)若在大纸板上放四个—元的硬币,在小纸板上放几个一元的硬币,可使两纸板同时被“抬”起来?
一玻璃球挂弹簧测力计下,在空气中称其重力为4.41N,将它浸没水中称弹簧测力计的示数为2.94N,将它浸没在石油中称弹簧测力计的示数为3.30N,求玻璃球和石油的密度。
33. 质量为8t的卡车,在水平公路上匀速行驶时受到摩擦阻力是车重的0.02倍,求卡车行驶时,发动机对卡车的牵引力是多大?(g=10N/kg)
参考答案:
一、选择题
1.A 2.C 3.B 4.D 5.A 6.A 7.C 8.B 9.B 10.B 11.C 12.C 13.D 14.A 15.D 16.B 17.A 18.B 19.C
二、填空题
1.20N 2.滑动 滑动 3.不变 ,变小 4. 2N,9N 5. A B A 6.竖直向上
惯性 重力 7.重力 支持力 平衡力 地球 桌面 8.2000N 等于 变小
9. 减小 增大粗糙程度 增大 增大压力 增大 10.400N 2000Pa 3N 1500Pa
11. 是否竖直 12.重力的方向总是竖直向下 12.不变
13.液体内部有压强 高度差 液体内部的压强随深度的增加而增大
三、计算题
1. 3.2×106N 2. 3×103Kg/m3 0.755×103Kg/
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Ⅳ 阅读理解 数学题
1/1*3+1/3*5+§+1/2007*2009
=1/2×(1-1/3+1/3-1/5+……+1/2007-1/2009)
=1/2×(1-1/2009)
=1/2×2008/2009
=1004/2009
Ⅵ 初一数学下册阅读理解题
什么意思?
Ⅶ 初中数学阅读理解题
1. 20=6^2-4^2
2.对
理由 解设较小偶数为2n 则较大偶数为2n+2
(2n+2)^内2-(2n)^2
=(2n+2+2n)-(2n+2-2n)
=(4n+2)×2
=8n+4
=4(2n+1)
所以神秘数一定是4的倍容数
Ⅷ 帮忙找个二十个贴近中考的难易中等的英语完形填空和阅读理解题,顺便有二十道贴近中考数学大题给额外加分
(一)
Hi, Louis!
I'm writing to tell you something about the customs and festivals.
Everyone loves holidays since one doesn't need to go to school or work. Although all holidays mean no school and work, but not all of them are the same. On some of them you go out with friends; on others you stay home to eat, talk, and have fun with your family. For example in the U.S., everyone thinks New Year's Eve and New Year are both for partying with friends. Christmas is the time to stay home and exchange gifts with family members. The opposite is true in Japan though. For example, in Japan, New Year is for spending time with the family to eat, talk, have fun, and go to the temples. But Christmas is for boy and girl friends to go out and exchange gifts. Originally Christmas should be to celebrate the birth of Christ.
I have been interested in foreign customs since I was little. If you learn these different holiday customs, you will learn about different histories and cultures. This is much more interesting than learning them at the library from morning to evening.
Love,
Sue
根据短文内容,判断正误。正确的用"T"表示,错误的用"F"表示。
1. Usually, nobody goes to school or works ring holidays.
2. Christmas is the time to stay home to eat, talk and have fun with the family.
3. All the countries have the same way to celebrate the holidays.
4. Being interested in foreign customs means being interested in different histories and cultures.
5. This passage is about the customs and holidays in Japan.
(二)
Can dolphins talk? Maybe they can't talk with words, but they talk with sounds. They show their feelings with sounds.
Dolphins travel in a group. We call a group of fish a "school". They don't study, but they travel together.
Dolphins talk to the other dolphins in the school. They give information. They tell when they are happy or sad or afraid. They say "welcome"when a dolphin comes back to the school. They talk when they play.
They make a few sounds above water. They make many more sounds under water. People cannot hear these sounds because they are very, very high. Scientists make tapes of the sounds and study them.
Sometimes people catch a dolphin for a large aquarium(水族馆). People can watch the dolphins in a show. Dolphins don't like to be away from their school in an aquarium. They are sad and lonely(孤独的).
There are many stories about dolphins. They help people. Sometimes they save somebody's life. Dolphin meat is good, but people don't like to kill them. They say that dolphins bring good luck. Many people believe this.
1. Dolphins show their feelings with ___________ .
A. pictures B. words C. water D. sounds
2. People can't hear the dolphin's sounds because ________ .
A. they are above the water
B. they are under the water
C. they are very high
D. they are very low
3. Which one is true according to the passage?
A. Dolphins swim together in a school because they want to study
B. They don't study, but they travel in a group
C. Dolphins like to be away from their school on an island.
D. Dolphins like to kill people
(三)
1. You are 26 years old and want to be a teacher. You should apply to ________ .
A. Capes Taxi, 17 Palace Road, Roston
B. Recruitment Office, Southern Airlines, Heathrow Airport West, HR 37KK
C. the Director of Studies, Instant Languages Ltd., 279 Canal Street. Roston.
D. a private language school.
2. What stops Jack, an experienced taxi driver, working for Capes Taxis.
A. Fond of beer and wine.
B. Punished(处罚)for driving too fast and wrong parking.
C. Unable to speak a foreign language.
D. Not having college ecation.
3. Ben, aged 22, fond of swimming and driving, has just finished college. Which job might be given to him?
A. Driving for Capes Taxi
B. Working for Southern Airlines
C. Teaching at Instant Languages Ltd.
D. Working for Northern Airlines.
4. What prevents(阻止)Mary, aged 25, from becoming an air hostess
A. She once broke a traffic law and was fined
B. She can't speak Japanese very well.
C. She has never worked as an air hostess before
D. She doesn't feel like working long hours flying abroad.
5. Which of the following is NOT talked about in the three advertisements?
A. Whether he or she is married
B. Whether they are men or women
C. Their ecation
D. The ages
(四)
All my friends at school smoked. My dad smoked; he didn't want me to smoke but my friends kept saying I was stupid. They asked when I was going to grow up. So I started when I was sixteen and after a month I couldn't stop. But two years later I could feel what smoking was doing to me. I couldn't run far, and I coughed every morning. I got very ill and decided to stop. It wasn't easy, but now I've done it, and I feel better. Now I have money for other things.
If you smoke, you are twice as likely to die from a heart attack. And the more you smoke, the earlier the heart attack is likely to be. For example, a 50-year-old who smokes more than 20 cigarettes a day, is four times more likely to have heart disease than a non-smoker of the same age.
What does smoking do to the heart? First of all, it makes the heart beat faster and increases the blood pressure. The cigarette smoke also reces the amount of oxygen in the blood. Consequently, the heart has to work harder, with less oxygen. Finally, your arteries will narrow faster if you smoke.
So if you want to rece your chances of getting heart disease, the answer is easy -- not to smoke. Don't your friends and other people who smoke. If you smoke, find out how to stop. Stopping isn't easy, but you'll be healthier, and ....
1. Who is more likely to have heart disease?
A. A smoker
B. A non-smoker
C. A 50-year-old person
2. What does the writer think of smoking?
A. It is good for his health
B. Smoking is bad for him
C. Is it neither good nor bad for his heath
3. What happens after the writer stopped smoking?
A. He becomes rich
B. He has more friends
C. He becomes healthier and has money to do other things.
(五)
New York is one of the most exciting cities in the world.
You might want to do some shopping in New York. Fifth Avenue is probably New York's most famous shopping street, but if you go, be prepared to "window shop"only. This is shopping for the rich. There are other, less expensive shopping areas nearby, and you'll soon come across famous stores such as Bloomingdales, Macy's and FAO Schwartz.
And if you've brought your rollerblades, then a visit to Central Park is a must. This is a large, open park right in the middle of Manhattan, but if you thought that people came here to relax, sit down for a few minutes and get away from the rush of New York life, then you'd be wrong. Nobody sits in Central Park: they run, jog(慢跑), and most of all they rollerblade.
When you leave New York, you might be tired, even poor and overweight, but the one thing you won't be is bored!
根据短文内容,回答问题。
1. Why would you probably only "window shop"in Fifth Avenue?
_____________________________________________________________
2. What do some waiters and waitresses in New York wear on their feet?
_____________________________________________________________
3. What don't people do in Central Park?
_____________________________________________________________
(六)
In the USA, there are many types of restaurants. Fast food restaurants are very famous. You can find McDonald's and Kentucky Fried Chicken in many countries around the world. You look at a menu above the counter, and say what you'd like to eat. You pay the person who serves you. You take your food and sit down or take it away. There's no need to leave a tip.
In a coffee shop you sit at the counter or at a table. You don't wait for the waitress to show you where to sit. She usually brings you coffee when you sit down. You tell her what you'd like to eat and she brings it to you. You pay the cashier as you leave. A diner is like a coffee shop but usually looks like a railway carriage.
In a family restaurant the atmosphere is casual, but the waitress shows you where to sit. Often the waitress tells you her name, but you don't need to tell her yours. If you don't eat everything, your waitress gives you a doggy bag to take your food home. You add an extra fifteen percent to the bill as a tip.
In top class restaurants, you need a reservation and you need to arrive on time. The waiter shows you where to sit. If you have wine, he may ask you to taste it. You can only refuse it if it tastes bad, not if you don't like it. When you get your bill, check it and then add fifteen to twenty percent to it as a tip for the waiter.
1. counter柜台 2. tip小费
3. carriage火车车厢 4. casual随意的
5. percent百分之…… 6. reservation预定
7. refuse拒绝
1. There are ______ types of restaurants here.
A. three B. four C. five D. six
2. We should sit ______ in a coffee shop.
A. near the door B. in the corner
C. at a counter D. on the floor
3. In what kind of restaurant does the waitress often tell you her name?
A. In a top class restaurant B. In a fast food restaurant
C. In a coffee shop D. In a family restaurant
4. How much do you need to tip in a top class restaurant?
A. Ten percent B. Fifteen percent
C. Thirty percent D. Forty percent
(七)
If you ask Daniel Radcliffe who acted Harry Potter to pick a special moment from the last year of his life, you will find it almost impossible. "Oh, wow, that's really difficult," he says with a smile.
"There have been so many things, so many memories that at times it's hard to recall them all," says Daniel. "But I guess one of the best ones was the London premiere for Tbe Pbilosopber's Stone. It was just amazing, one of the best nights of my life."
"But I've had such a great time doing Tbe Cbamber of Secrets. I love doing the work. I love meeting new people and being part of the team. It's been great."
Daniel has changed. He turned 14 in July, 2002. He is taller, his voice is deeper and his frame is filling out as he begins his teenage years, and he has become an excellent actor, too.
Daniel was born in London where his father, Alan, worked as an agent and his mother, Marcia, as a casting director, and both have been an essential guiding influence on their only child.
1. impossible不可能的 2. recall回忆
3. premiere首映 4. amazing令人惊异的
5. the Chamber of Secrets《密室》 6. agent经纪人
7. casting director负责物色演员的人 8. essential极为重要的
根据短文内容,判断正误。正确的用"T"表示,错误的用"F"表示
1. Daniel Radcliff is fifteen years old in 2003.
2. Daniel didn't have many special moments in 2002.
3. One of his best memories was the London premiere for 7 Pbilosopber's Stone.
4. Daniel likes making friends.
5. Daniel's father is an agent in America.
(一)
Have you ever talked with friends in class? Putin did the 1 . He would secretly tell others what to say when the teacher was asking them for a(n) 2 .
It seemed that young Putin was not good at 3 things. He sometimes forgot to finish his maths homework. Once he forgot to wear school uniform(校服). His teacher had to ask him to 4 the classroom. But young Putin did very well in the moral class(品德课). He 5 got full marks.
He also showed a strong love of his motherland at an early age.
1. A. some B. same C. so D. it
2. A. question B. problem C. answer D. sentence
3. A. forgetting B. learning C. making D. remembering
4. A. get into B. get off C. get on D. get out of
5. A. always B. never C. sometimes D. seldom
(二)
We are going to take a test today. It will show if we are 1 to get in an honours class next year. But, I don't think it is 2 for me. It is the maths part -- my favourite.
We take the test by computer. There 3 52 questions for us to do in one hour.
The boy behind me 4 nervous. The girl to my left was nervous, 5 . But 6 I began answering the questions, I saw the whole thing 7 a game. I tried to 8 easy ways to do the maths problems. At the end of the test, my score was 307. but what does it mean? I have no idea. I asked my friend John. He got 227. When he knew my score, he said. "Oh my God. You're a genius!" So, I asked 9 people, and got the same answers. Finally, I walked up to Lauren.
"David! How did you do on the MAP test?"I answered, "If I 10 you, will you kill me?"
1. A. enough smart B. too smart C. smart enough D. very smart
2. A. hard B. easy C. different D. interesting
3. A. was B. had C. were D. have
4. A. was looking B. looked C. looks D. was looked
5. A. either B. also C. yet D. too
6. A. when B. after C. before D. while
7. A. for B. like C. to D. as
8. A. look B. find out C. find D. search
9. A. other B. another C. the other D. others
10. A. told B. am telling C. will tell D. tell
(三)
Two days ago I was quite sure of getting an "A"for my Spanish. I had got myself 1 . I looked for 2 on the Internet for a week. I wrote a 3 and I even drew a few pictures of Spain. I practiced the speech a lot.
On the day of my speech, I didn't get nervous or forget 4 I was going to say. However, everybody has one thing they are 5 at. Some people are bad at drawing pictures. 6 are bad at typing. My problem is that my stories about Spanish history sounded boring.
After giving my speech and showing my pictures I 7 I was going to get a bad grade.
Big projects are very difficult for me to finish. They 8 a lot of time, and I always 9 the day it has to be finished and the grade I'll get .
Anyway, I ended up getting an "A-". The teacher said I 10 all my classmates listen - I was talking very loudly!
1. A. ready B. excited C. interested D. worried
2. A. news B. information C. dictionaries D. papers
3. A. book B. story C. speech D. joke
4. A. who B. where C. when D. what
5. A. good B. bad C. interesting D. glad
6. A. The other B. Another C. Others D. Other
7. A. thought B. though C. taught D. brought
8. A. cost B. spend C. pay D. take
9. A. worry about B. think about C. tell about D. know about
10. A. make B. made C. am making D. has made
(四)
David is a middle school student. He lived in a small 1 for fifteen years. His father, Mr Hill, was a rich farmer and later on he 2 a shop in our town. He bought a house here last month. His 3 moved to the new house and his son began to study in our class. But he had 4 friends here. At first he often played by 5 .
His neighbour Cathy is a kind girl. She has many friends. She finds the boy never talks with anybody and decides to help him. David 6 to stay with her and talks to her a lot. Now they're good friends.
One afternoon, Cathy told David. "It'll be my sixteenth birthday tomorrow. I'll have a birthday party. Will you please come?"
" 7 . I'm glad to," the boy said happily.
David got home and thought of a 8 he could give to Cathy. He was sorry that he 9 to ask the girl what she liked. He couldn't call her because he didn't know her telephone 10 . At that moment Mrs Hill came and asked, "What's the matter, dear?"
"What would you like if it was your sixteenth birthday, Mummy?"
"Nothing,"the woman said, "I just with I were 16."
1. A. town B. city C. village D. country
2. A. open B. opens C. opened D. opening
3. A. home B. house C. building D. family
4. A. a few B. few C. a little D. little
5. A. himself B. him C. his D. he
6. A. enjoy B. enjoys C. like D. likes
7. A. Well B. Oh C. Mm D. Certainly
8. A. prize B. praise C. present D. price
9. A. forgot B. forget C. remember D. remembered
10. A. code(密码) B. number C. place D. address
(五)
The world 1 many interesting sounds. Some are unpleasant to our ears while 2 are very pleasant to hear. In single day you probably hear 3 sounds. All sounds are different. Some 4 loud, some sounds are high, others are low, some sounds are useful.
5 sound we can't talk or listen to each other. The ringing of the alarm clock wakes people up. The hooting(鸣笛声)of a car warns people of danger.
Some sounds are harmful. When planes fly low 6 the land; the very loud sounds can damage the house. Very loud sound can even make people deaf.
We know sound travels about one kilometer in three 7 . In a thunder storm you see the lighting first and then hear the thunder. This is because light travels 8 than sound.
Next time you see lighting count the number of seconds before you hear the thunder.
Divide this number 9 3. This will tell you 10 kilometers away the thunder storm is.
1. A. full of B. fill with C. is filled of D. is filled with
2. A. others B. the other C. another D. the others
3. A. hundreds of B. hundred of C. hundreds D. hundred
4. A. may B. maybe C. may be D. can
5. A. Of B. With C. Without D. By
6. A. in B. on C. above D. over
7. A. hours B. days C. minutes D. seconds
8. A. more fast B. much faster C. more faster D. much fast
9. A. in B. of C. by D. at
10. A. how much B. how many C. how far D. how long
(六)
I have visited many places: the states of Missouri, Michigan, Florida, Wisconsin, and Washington D.C. But, I think Chicago in Illinois is the 1 place.
When I come home from school, I see a beautiful 2 . A rabbit is running in the garden, a squirrel 3 on a tree, and a robin is in the branches.
In the summer it gets hot, 4 not as hot as Nanjing. Autumn and spring are cool and bright. I can see flocks of 5 flying south for the winter. I can hear crickets(蟋蟀)in the evening, 6 ring the winter. of course.
Today, when I come home, there are dry 7 leaves on the ground.
Not 8 in the world has robins, crickets, rabbits and squirrels. There's no 9 near the equator(赤道). Every place is beautiful, but this place is 10 more beautiful.
1. A. biggest B. nicest C. coldest D. must expensive
2. A. car B. girl C. picture D. dance
3. A. walks B. sits C. talks D. swims
4. A. but B. so C. then D. or
5. A. tigers B. planes C. cks D. wild geese
6. A. for B. except C. expect D. besides
7. A. falling B. fell C. fallen D. falls
8. A. anywhere B. somewhere C. nowhere D. everywhere
9. A. sun B. snow C. wind D. animals
10. A. no B. even C. ever D. never
【试题答案】
阅读理解参考答案:
(一)TFFTF
(二)DCB
(三)CBCDA
(四)ABC
(五)1. Because it is shopping for the rich
2. Rollerblades
3. Sit
(六)BCDB
(七)TFTTF
完形填空参考答案
(一)BCDDA
(二)CABBD,ADCAD
(三)ABCDB,CADAB
(四)CCDBA,DDCAB
(五)DAACC,DDBCB
(六)BCBAD,BCDBB
还有很多,我写不下了!!
Ⅸ 哪个有英语的经典美文(适合高中生背的)和经典例句等听力 阅读理解及数学题
新概念2、3级的,自己找!
Ⅹ 高一数学大题看题几遍思路乱,英语阅读反复看几遍脑子里没什么印象,理解不了。没思路
虽然不太推荐这个方法当初我们就是采用题海战术做题,题目做多了渐渐就熟悉了,英语阅读的话以前都是练习的阅读理解可以看看英文小说,词汇很重要。加油吧