开放性脑外伤的含义是（） A.头皮裂伤，颅骨直接与外界相通 B.

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问题单项选择题

开放性脑外伤的含义是（）

A.头皮裂伤，颅骨直接与外界相通

B.头皮裂伤，颅骨骨折，硬脑膜与外界相通

C.颅骨凹陷性骨折，骨折片刺破硬脑膜

D.头皮裂伤，颅骨骨折，硬脑膜破裂，脑组织直接与外界相通

E.颅骨骨折，骨折片刺破头皮暴露于空气中

答案

参考答案：D

听力题

用正确的单词填空。

1. The people ______ travel all over the world think China is a beautiful country.（定语从句引导词）

2. I can’t say anything ______ moves us deeply.（定语从句引导词）

3. Paper is made ______ wood.

4. The trees can stop the flood from ______ (wash) the earth away.

5. By the end of last term, we ______ (study) three thousand words.

6. You must practise ______ (play) the piano every day.

7. Edison was a great American ______ (invent).

8. He hasn’t enough ______（经验）for the job.

9. It’s good to tell ______ (true).

10. You’d better ______ (not go) to the supermarket.

名词解释

房间吸声量room absorption