沉降观测点的设置宜在下列部位（）。A、建筑物的四角、大转角处

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问题多项选择题

沉降观测点的设置宜在下列部位（）。

A、建筑物的四角、大转角处

B、沿外墙角10～15m处

C、不同地基基础及地质条件差异处

D、上部荷载不同处，沉降缝两侧

答案

参考答案：A, C, D

句型转换

句型转换。

l. There is a push-pin. It is holding up this piece of paper. (合并为一句)

There is a push-pin_____ _____ this piece of paper.

2. He has a factory. It has a hundred machines. (合并为一句)

He has a factory _____ a hundred machines.

3. How much is a push-pin today? (改为同义句)

What's_____ _____ _____ a push-pin today? /How much_____a push-pin _?

4. It was his big success.(改为同义句)

He was very _____.

5. In 1900,a push-pin cost $0.01. Today it costs $0.05.(合并为一句)

A push-pin is_____ _____today than in 1900.

判断题

井下发生火灾或瓦斯爆炸时应立即佩戴自救器。