12. It's hard work looking three children all day . A. after B. up C. to D. through 13. When my mother is busy preparing dinner , my father gives a hand tidying the living room often . A. on B. with C. for D. about 14. She is never willing __ any personal question . A. answer B. to answer C. answering D. answered 15. The fox tries to reach the fruit high up the tree . A. in fail B. in vain C. in lose D. in hope 16. The attitude of experts the execution of endomyocardial biopsy at ARVD is contradictory . A. towards B. above C. underneath D. with 17. As she out , she ___ sight of herself in the mirror . A. talked B. took C. saw D. caught 18. We have bought extra food_our friends stay to dinner . A. if only B. whether C. in case D. only when 19. If you want to get better , do exactly your doctor tells you . A. like B. the same C. as D. alike 20. I haven't seen him for months . A. It's months since I last saw him . B. It's months when I last saw him . C. It's months before I last saw him . D. It's months after I last saw him . 21. I would rather at than quarrel with him . A. laugh B. laughing C. be laughed D. to be laughed 22. She working on that manuscript for 2 years now . A. will be B. has been Chad been D. is 23.1 there once a long time ago and back since A. went / have not been B. go / am not have gone / was D. was going / had not been 24. She trying to pass her driving test but fails every time . A. keep B. is keeping Chad kept D. keeps 25.1 complete silence now while I try this experiment . A. am wanting B. wanted C. did want D. have 26. In the 19th century , it - two or three months to cross North America by covered wagon . A took B. had taken C. had taken D. was taking

12. It's hard work looking A. after three children all day .  B. up C. to D. through

13. When my mother is busy preparing dinner , my father gives a hand tidying the living room often . A. on B. with C. for D. about

14. She is never willing __ any personal question . A. answer B. to answer C. answering D. answered

15. The fox tries to reach the fruit high up the tree . A. in fail B. in vain (trong vô vọng)     C. in lose D. in hope

16. The attitude of experts A. towards  the execution of endomyocardial biopsy at ARVD is contradictory . B. above C. underneath D. with

17. As she out, she ___ sight of herself in the mirror . A. talked B. took C. saw D. caught

18. We have bought extra food_our friends stay to dinner . A. if only B. whether C. in case D. only when

19. If you want to get better , do exactly C. as  your doctor tells you . A. like B. the same D. alike

20. I haven't seen him for months . A. It's months since I last saw him . B. It's months when I last saw him . C. It's months before I last saw him . D. It's months after I last saw him .

21. I would rather C. be laughed at than quarrel with him . A. laugh B. laughing  D. to be laughed

22. She working on that manuscript for 2 years now . A. will be B. has been Chad been D. is

23.1 there once a long time ago and back since A. went / have not been B. go / am not have gone / was D. was going / had not been

24. She trying to pass her driving test but fails every time . A. keep B. is keeping Chad kept D. keeps

25.1 complete silence now while I try this experiment . A. am wanting B. wanted C. did want D. want

26. In the 19th century , it took two or three months to cross North America by covered wagon .