3. 令我感到惊讶的是，他学习越来越努力了。

  ，he works harder and harder.

2. 车未停稳不要下车。

Don’t until the bus stops.

1. 看到别人有困难时，他会不假思索地去帮助他们。

He will go to help them  when he sees others are in trouble.

4. You have to think about your health problem first.(对画线部分提问) 

 do I have to think about first?

3. He should lie down and have a good rest now.(对画线部分提问)

  he do now?

2. There is something wrong with the boy's heart.(改为同义句)

 The boy has  .

1. He was walking on the playground A minute ago I saw him.(合并为一句)

A minute ago I  on the playground.

5. (2013 •济宁) Don’t worry about me. I can take good care of .

   A. me   B. myself

   C. him   D. himself

4. —One can't only himself and his family.

—I agree. If so,others won’t think about you.

   A. think about   B. help with

   C. look after   D. work for

3. Why do you put it in such a place saying anything?

   A. of   B. for

   C. without   D. about