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问题 多项选择题

气柜安装质量检验中，气柜的快速升降以( )次为宜。

A．1

B．2

C．3

D．4

答案

参考答案：B

解析： 缓慢升降合格后，应进行快速升降试验。速度不超过1.5m/min，观察钟罩、中节和导轮的运转情况，快速升降以2次为宜。

阅读理解

阅读理解。

     Lily is a middle school student. She is a good girl. Uncle Li lives next to her. Uncle Li has no child and he

cannot see anything. He works in the factory near Lily's school. He goes to work at 7:30 in the morning and

comes home at 4:30 in the afternoon. 

     Lily goes to school at 8:00 in the morning and comes home at the same time as Uncle Li in the afternoon.

On weekdays Lily gets up early to take Uncle Li to the factory. After school she takes Uncle Li home. On

Sundays Lily helps Uncle Li clean the house and do some cooking. Uncle Li thanks Lily very much. He says,

"Lily is a good girl. I like her very much."

1. Lily gets up early to _____.

A. go to school

B. run

C. help Uncle Li

D. cook

2. Lily doesn't take Uncle Li to the factory on _____.

A. weekdays

B. Sunday

C. Monday

D. Wednesday

3. Which is right?

A. Lily likes Uncle Li's work.

B. Lily is a good girl.

C. Uncle Li can see.

D. Lily doesn't help Uncle Li on Sundays.

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