学术英语综合听力课后答案

Ⅰ 求季佩英主编学术英语综合的答案

参见【网络文库】
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Unit 1 text 1
Road Building
Task 1.
1. the relationship between road building and economic development
2. grain and cotton
3. grew grain grew cotton
4. fast and convenient
5. to transport grain and cotton
Task 1.
1. A booming trade in grain and cotton.
2. Because of the rapidly growing population and the large number of immigrants from Europe.
3. The farmers got laborers from Africa.
4. Because it was easy and cheap to transport goods from on place to another.
5. They built roads and collected fees.
Text 2 The Mississippi River in America
Task 1
1. Lake Itasca in Minnesota
2. about 4, 000 kms.
3. flooding in summer
4. floodways, dams, levees and reservoirs
5. holding water and generating electricity
Task 2.
1. 21 US states.
2. It flows from the North to the Gulf of Mexico
3. They are empty channels. When the Mississippi is too high, the floodways are opened and
some of the water can flow into the floodways.
4. They are earthen walls built alongside a river, holding the water and keeping it from
overflowing.
5. Sine the 20th century.

Ⅱ 求学术综合英语（罗立胜主编）课后答案（最好包括听力）和听力MP3

Ⅲ 学术英语（综合）季佩英答案

https://www.docin.com/touch_new/preview_new.do?id=2155009422
但是这个unit 10最后面一点没有专。属