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问题 单项选择题

下列不属于污水处理厂的试运行作用的是（）。

A.进一步检验土建、设备和安装工程的质量

B.运行不能摸索整个工艺参数的最佳值

C.通过污水处理设备的带负荷运转，测试其能力是否达到铭牌值或设计值

D.检验工艺单元构筑物的处理效果是否达到设计值

答案

参考答案：B

填空题
用所给词组的适当形式填空。
in ruins   dig out  change one's mind  go through  play a great part  set down
as if   make up one's mind  lose heart  no longer

1. After the earthquake, all the villages and towns were _____, and no being was seen.
2. His car was covered by the snow and had to be _____.
3. She started up the stairs, _____ and turned to go back down.
4. Deng Xiaoping _____ in developing the economy in China.
5. She was shaking with terror _____ she'd seen something terrible.
6. Dad _____ many hardships in his childhood.
7. Maggie _____ when she failed the exam again.
8. I have _____ everything that happened.
9. I'm sorry, but that telephone number is _____ in service.
10. John ________ not to say a word about it from then on.

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单项选择题

对于红斑-丘疹型多形红斑，下列不正确的是（）

A.全身症状轻微

B.多有关节疼痛

C.好发于四肢远端

D.皮疹红斑表面可有大量厚积鳞屑

E.皮疹呈多形性
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