根据首字母或汉语提示补充句子

1 i'd like to know w----- has happened to him

2 mr hu hurts his back and he can't get d--------

3 don't l------ in bed all the morning!

4 what p------ does your company buy and sell?

5 it--------[清楚的]shows you were there.

6if she takes my a-------- she'll see a doctor.

7 p-------- reading english every morning , you'll catch up with others.

1.what

2.down

3.lay

4.price

5.obviously

6.ambullance

7.practice