4. They have read the book twice.(就画线部分提问)

    have they read the book?

3. He worked here three years ago.(用 since three years ago 改写) 

  He here since three years ago.

2. He did his homework just now.(改为否定 句)

  He his homework just now.

Ⅲ.按要求完成句子

1. Her brother is cleaning the room.(改为 现在完成时)

  Her brother  the room.

() 10. You can choose where you like.

   A. go   B. going

   C. goes   D. to go

() 9. Mr. Li Paris. He Paris for 3 weeks.

   A. has been to;has been to

   B. has gone to;has been in

   C. has been to;has been in

   D. has gone to;has been to

() 8. This is a big class,and two thirds of the students boys.

   A. is   B. was

   C. are   D. were

() 7. —Where you,Mike?

    —To the amusement park with my friends. We had fun.

   A. did;been   B. have; gone

   C. did;go   D. will; go

() 6. While I was in the park,I saw some children kites.

   A. fly   B. to fly

   C. are flying   D. flying

() 5. 一Welcome to our school,Mr.Green!

    --

   A. Thank you very much.

   B. I love your school.

   C. Thanks a lot for helping us so much.

   D. I’m happy to meet you.