6. how heavy is your suitcase.
7. your house isn’t so big as mine.
8. the car is cleaned every week by my father.
9. he asked me if i knew to speak english.
10. the job should be done tomorrow.

1. When did he start leaving school?
2. The car can't be afforded to buy by them.
3. We didn't arrive early enough to see the film.
4. Unless you rest yourself, you will be ill.
5. It's the first time Nam spoke to the foreigner.
6. How heavy is your suitcase?
7. Your house isn't as big as my house.
8. The car is cleared every week by my father.
9. He asked me if I known to speak English.
10. The job should be done tomorrow by someone.
@vietdorapan