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问题 单项选择题

当工作和工作之间的逻辑关系和工作的持续时间都具有不肯定性时，应用( )进行进度计划的制定。

A．计划评审技术

B．风险评审技术

C．关键路线法

D．图示评审技术

答案

参考答案：D

选择题

用所给词的适当形式填空。

1. My grandparents live in a village nearby. I go _____ (see) them once a week.

2. Does your brother enjoy _____  (take) a walk after supper?

3. I would love_____  (make) friends with him.

4. Can you come to_____ ( I ) birthday party?

5. Thanks for_____  (tell) me the way to the post office.

6. Listen! Who _____ (sing) in the next room?

7. Jackson _____ (be) my favorite singer. I enjoy _____ (listen) to his song.

8. Hurry up. The film _____ (begin) in a few minutes.

9. _____  (not read) in the sun. It's bad for  your eyes.

10. You must look after yourself and keep _____  (health).
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单项选择题

患者，65岁，近来心悸，心电图可见提前出现的正常QRS波群，其前P波形态与窦性P波略不相同，其后有不完全性代偿间歇，诊断为（）。

A.房性期前收缩

B.结性期前收缩

C.室性期前收缩

D.第二度Ⅰ型房室传导阻滞

E.窦性心律不齐
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