3. a. They often help us with the housework.

　 b. It ______ they ______ often help us with the housework.

2. a. Since middle school, we’ve had a dream that one day we will take a great bike trip.

　 b. Since middle school, we’ve _______ _________ taking a great bike trip one day.

1. a. I insisted on his not giving up that job.

b. I insisted that he _______ ______ up that job.

12. Her purse(钱包) was stolen so she didn't have money for the taxi f________.

11. What’s you’re a________ to this idea? Good or not?

10. Your face seems f________. I must have seen you somewhere.

9. I need a d________ report about that accident not just a summary.

6. The goods will be t________ to Singapore by air. 7. The salesman p________ us into buying his product yesterday. 8. These clothes are p________ for such an occasion.

5.It’s b_______ of him to enter the burning building to save the child.

4. After a long time, they f________ found the lost child.