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问题 多项选择题

以下关于隧道支护和衬砌的说明，正确的是()?

A..支护施作后即成为永久承载结构的一部分

B..支护是解决隧道稳定和安全的工程措施

C..二次衬砌应采用先墙后拱的施工顺序

D..整体移动式衬砌台车的生产能力大，施工速度快。

答案

参考答案：A, C, D

多项选择题

烟雾病CT平扫的表现有（）

A.蛛网膜下腔出血

B.脑室缩小

C.高密度病灶

D.局部脑萎缩

E.低密度病灶
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听力题

单词拼写（共10小题，每小题1分，满分10分）每空格限填一词。

1. She with her friends often ________（聊天）in the playground after lunch.

2. He likes making_______（朋友）with helpful people.

3. Do you know the_______（游泳者）names?

4. She often looks for some_________（信息）for her study on the Internet.

5. They even have lessons on_______（周末）.

6. How many after-school_______（活动）do you have every week?

7. What about ________（听）to music now?

8. Thank you for_______（组织）the class trip.

9. We often play football on the football_______.

10. Sandy is good at singing, and she is a _______of the Music Club.
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