______ do you go to bed in the evening?

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问题选择题

______ do you go to bed in the evening? [ ]

A. How

B. How long

C. Where

D.What time

答案

答案：D

改错题

Last Sunday morning when I got up, to me great surprise, 1.___________

I found that we had a big snowfall. I was very excited because 2.___________

it was a long time that I had ever seen such a heavy snowfall. 3.___________

So I decided to call my friends to go out to play snow together. 4.___________

We made up some snowmen and rolled some snowballs 5.___________

and we enjoyed the fun of playing fighting games. Just then 6.___________

we noticed that the buses and cars move very slowly 7.___________

because the heavy snow. So we went to clean the snow so as to 8.___________

help the traffic go safely. After the all morning’s hard work, 9.___________

we cleaned the snows on the road, and we went home happily. 10.___________

单项选择题

当向8259A写入的操作命令字OCW2为01100100时，将结束（）的中断服务。

A.IRQ0

B.IRQ1

C.IRQ2

D.IRQ3

E.IRQ4

F.IRQ5

G.IRQ6

H.IRQ7