4. He could swim when he was four years old.(改为同 义句)

 He swim when he was four years old.

2. Give these cards to Tom.(改为否定句)

these cards to Tom.

四、 按要求完成句子

1. Look out!There's a car coming.(改为同义句)  

   ! There's a car coming.

3. 1 sent some flowers to her on her birthday.(改为同 义句)

I some flowers on her birthday.

5. — the little girl looks!

一That's true. She can't Hnd her teddy bear.

   A. How sad   B. What sad

   C. What a sad   D. How a sad

4. It s kind to give a seat to in need on the bus.

   A. someone   B. something

   C. no one   D. one

3. ! There's a car coming.

   A. Look in   B. Be care

   C. Look out   D. Look at

2. 一Shall we go to the park tomorrow?

   A. Good idea   B. You’re welcome

   C. That's all right   D. Believe it or not

三、 单项选择

1. Your bedroom is so dirty. You should at once.

   A. clean up it   B. clean up

   C. clean it up   D. to clean up

7. This (organize) has helped thousands of people in need.

8. They are twins. I can't tell the (different) between them.