() 5. My mother called me I was sleeping in my bedroom.

   A. while   B. since

   C. until   D. as soon as

() 4. The boy's bedroom was a mess.So we cleaned it up.

   A. for   B. at

   C. in   D. on

() 3. What she at this time yesterday?

   A. did; do   B. have;done

   C. was; doing   D. are;doing

() 2. What you when your mother came back?

   A. are; doing   B. were;doing

   C. did; do   D. was;doing

() 1. When I saw a stranger riding on my bike,I the police.

   A. call   B. ask

   C. called   D. asked

5. 明天早上请早点叫醒我。

Please  early tomorrow morning.

4. 他看了看墙上的图画，决定买其中的一幅。

He  at the pictures on the wall and decided to buy one of them.

3. 你的卧室很乱，你最好打扫一下。

Your bedroom is  .You’d better clean it up.

2. 那股强风会逐渐减弱。

The strong wind will  .

1. 确保一切准备就绪。

 that everything is ready.