14. the streets haven't been cleaned for a week
15. John has just been released by the police 
16. our dog bit the cat
17. I was made study hard for the exam by my mother 

cho minh sua cau 17 
I was made to study hard for the exam 

9. Has you been told about the change of the plan?
11. We will not be allowed to go in the house by them. 
12. These exercises were finished on time.
13. Those plants were built by them 20 years ago.
14. The street have not been cleaned by them for a week.
15. John has been just released by the police.
16. Our dog were bitten by the cat.
CÂU 17 MK KO NHÌN THẤY ĐỀ NÊN CHX GIẢI NẾU SAI THÌ THÔI NHA!