土石坝根据筑坝施工方法可以分为多种,其中应用最广泛的是( )。
A.抛填式堆石坝 B.定向爆破堆石坝C.碾压式土石坝 D.水力冲填坝
参考答案:C
词汇运用
1. The Yellow River is the _______ (two) longest river in China.
2. He got a _______ (bad) result in English this term than last term, he didn't try his best.
3. Do you know which animal has two ________ (stomach)?
4. I would like to enjoy the ________ (beautiful) of the sunset.
5. Please ask him ________ (not watch) too much TV.
6. When I saw this photo, I ________ (think) of my uncle.
7.We didn't enjoy ourselves at the ________ (begin) of the trip because of the heavy traffic .
8. Of us all, Kitty has ________ (little) money.
9. _______ (join) the school football team, he practises hard even when it rains.
10. Thank you for agreeing _______ (let) me go on the class trip, Mr Wu.