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问题 多项选择题

下列哪些研究是有关死亡率的研究（）

A.RIND结局研究（Block2007）

B.DCOR研究（Suki2007）

C.Guerin研究

D.TTG研究

答案

参考答案：A, B

填空题

根据句意及首字母完成单词。

1. Yang Liwei and Fei Junlong are a_____, they're great.

2. Tom likes animals very much. He k_____a dog in his home.

3. It’s possible for people to live in the s_____station.

4. 一What are you going to be when you grow up?     

    —I want to be a computer p_____.

5. Believe you ! You can do it y_____.

6. Exercise more, eat l_____junk food, and you will keep healthy.

7. The girl f_____in love with the Great Wall when she came to China.

8. This term we'll have f_____learning English.
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单项选择题

ZN63A型断路器型式试验项目不含( )项。

A．机械特性试验

B．主电路电阻测量

C．耐压试验

D．动、热稳定性试验
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