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问题 单项选择题

飞行人员（），必须同空中交通管制员或者飞行指挥员保持无线电通信联络，并且严格遵守通信纪律.

A.在整个飞行阶段

B.自起飞前开车起到着陆后关车止

C.进入驾驶舱后到飞行结束离开驾驶舱

答案

参考答案：B

选择题

通过第四课的学习，使我们对青春有更多的理解、更深的感悟和更多的梦想。下面有三位同学写出了自己对青春的感悟。不正确的是（   ）

A、青春更多地体现在一个人的心态、气质、想象力和情感中

B、青春是美的象征，它蕴涵着智慧、勇敢和意志

C、青春是一颗流星，给我们带来很多烦恼和矛盾，不利于我们成长
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填空题

用适当的介词或副词填空。

1.There were ten people injured in the accident,________ three children.

2. You'd better make full use________ your time.

3. You will find the hospital _______ the end of the road.

4. As everybody knows, China has the largest number ________ people.

5. Tom came up _______a good idea at the meeting.

6. He has a good command ________spoken English.

7. What are you basing this theory __________?

8.I can spare no time ________present.

9. We float around in the air and a slightest touch may send us floating off _______the opposite direction.

10. He played a leading part _______the negotiations ( 谈判 ).
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