15. Tom: “I think computers are useful.” - John: “ __________ “.

            A. I’m not agree          B. So do I                   C. I disagree too         D. I do either

16. I didn’t see the end of the film because I ………..asleep.

A. fell                          B. felt                          C. went                       D. felled         

17. "Look at that brush", she said to her mother. "Isn't it one of ....... ?"

A. our's                        B. ours'                        C. ours                         D. our

18. I don’t like brown rice. Haven’t you got…………….?

A. white ones              B. any white                C. no white                 D. a white      

19. Every student in those five rooms must bring..........own books to class.

A. one’s                       B. his                           C. their                        D. someone’s

20. Always ........ honest in whatever you do.

A. to be                       B. be               C. are                           D. being