试题与答案

什么是体积膨胀系数?

题型:问答题 简答题

题目:

什么是体积膨胀系数?

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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题型:完形填空

对话填词

先通读全文,理解大意,然后根据所给单词的首字母,结合句意写出单词.

S

A: Look! That girl has fallen off her bicycle. A child ran into the street and k___101____ her off her bicycle. Come and help! I think she m___102__ be injured.

B: She’s not moving. But she’s b___103___.

A: I think she hit her head when she fell. We must carry her to the s___104__ of the road.

B: No! L____105____ her where she is. You mustn’t move someone if they are badly h___106__. We must get help.

A: I’ll go to that shop and see if they have a telephone.

B: Yes, do that. I’ll s__107___ here with the girl.

(A returns a few moments later.)

A: How is she ?

B: She’s beginning to move a little.

C: What h____108___ to me?

A: Take it e___109__! I’ve just c__110_____ the First Aid Centre. We’ll wait until help comes.

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