问题
单项选择题
土石围堰水下部分石渣、堆石体的填筑施工一般采用（）
A.平筑法
B.立筑法
C.进占法
D.分层填筑法
答案
参考答案：C
解析：土石围堰有水上、水下两部分。水上部分的施工与一般土石坝相同，采用分层填筑，碾压施工，并适时安排防渗墙施工；水下部分的施工，土料、石渣、堆石体的填筑可采用进占法，也可采用各种驳船抛填水下材料。
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土石围堰水下部分石渣、堆石体的填筑施工一般采用（）
A.平筑法
B.立筑法
C.进占法
D.分层填筑法
参考答案：C
解析：土石围堰有水上、水下两部分。水上部分的施工与一般土石坝相同，采用分层填筑，碾压施工，并适时安排防渗墙施工；水下部分的施工，土料、石渣、堆石体的填筑可采用进占法，也可采用各种驳船抛填水下材料。
| 阅读理解。 | |
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| 1. Which one is fifty dollars? |
[ ] |
| A. Fried chicken B. Tea C. Juice D. All of the above |
| 2. Bill wants fried chicken and tea, and his girlfriend does, too. How much do they have to pay (付)? |
[ ] |
| A. One hundred (百) dollars. B. One hundred and fifty dollars. C. Two hundred dollars. D. Two hundred and fifty dollars. |
| 3. Harry has only $75. What can he have for lunch? |
[ ] |
| A. A sandwich and a Coke. B. A hamburger and a juice. C. Fries and coffee. D. Anything he likes. |
| 4. When is the restaurant (饭店) NOT open? |
[ ] |
| A. On Tuesday morning. B. On Sunday evening. C. On Wednesday afternoon. D. On Thursday night. |
| 5. How many days a week is the restaurant open? |
[ ] |
| A. Two days. B. Five days. C. Six days. D. Seven days. |