工程监理单位在实施监理过程中，发现存在安全事故隐患的，应当__

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问题单项选择题

工程监理单位在实施监理过程中，发现存在安全事故隐患的，应当______。

A．要求施工单位整改
B．要求施工单位暂停施工
C．报告建设单位
D．向有关政府主管部门报告

答案

参考答案：A

填空题

选择适当的词填空。

1. Be (careful, careless) crossing the road.

2. Videos are (useless, useful) to have in the classroom.

3. Smoking is (harmful, harmless) to your health.

4. He comes in with (noisy, noiseless) footsteps (脚步) to surprise her.

5. It is (meaningless, meaningful) to chat (聊天) on the line because no one will say the truth.

6. She is a nice lady. It's (hopeful, hopeless) trying to convince (说服) her.

7. I'm afraid the news isn't very (cheerful, cheerless).

8. Water is a (colourless, colourful) liquid (液体).

问答题简答题

什么叫换热、冷凝、冷却？