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问题 多项选择题

判定下列说法中正确的是（）

A.焊接作业中，氧气瓶的压力低于0.196KPa时，可不用减压器

B.安设在露天的气瓶，应用帐棚或轻便的板棚遮护，以免受到阳光曝晒

C.禁止装有气体的气瓶与电线相接触

D.汽机间的临时气瓶库房中，储存的氧、乙炔气瓶不能超过2个

答案

参考答案：B, C

填空题

根据句意及首字母或汉语提示完成句子。

1. It has been dry these days. You should w _____ the flowers as soon as possible.

2. Most of the w _____ animals living in the forest are dangerous.

3. Most of the students are a _____ the rule. They think teenagers shouldn't work at night.

4. We are proud of the four famous inventions in a _____ China.

5. I'm sorry I have l _____ my bike to Jim. You have to borrow one from others.

6. Would you like something _____ (别的) to drink?

7. We should go to school _____ (穿着) our school clothes on Monday.

8. I won't forget the _____ (经历) that I had last year.

9. Thanks for your _____ (建议). I'm sure they will be useful to my study.

10. At last he _____ (成功地) finished the work in time.
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单项选择题

会计期末自动结账是（）。

A.日结账

B.月末结账和年末结账

C.季结账

D.半年度结账
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