29. He often goes to work_______ bus. A. in B. with C. by D. of 30. Hoa suggested that Nam_______ a taxi to be sure of getting there on time. A. taking B. take C. to take D. takes 31. He drove so __________ that she had an accident last week. A. careful B. carefully C. careless D.carelessly 32. You haven’t finished your project, _____? A. have you B. haven’t you C. do you D. don’t you 33. The teacher suggests that he _________ a good dictionary. A. buy B. bought C. buying D. buys 34. She asked him where _______________ A. he works B. does he work C. he worked D. he was work. 35. These trees__________ some days ago. A. are grown B. was grown C. were grown D. is grown

Question 2: Circle the best answer A, B, C or D to complete the sentences. (3,0 pts) 6. My mum is _________ as yours. A. beautiful B. most beautiful C. more beautiful D. as beautiful 7. __________ having a test tomorrow, Ba plays video games all evening. A. Although B. Because C. Despite D. Because of 8.The professor suggested he should _____ the research before March. A. summit B. summiting C. summits D. to summit 9. Remember to turn ___________the light before leaving the classroom. A. up B. off C. on D. down 10. If you know where she lives, please let me ________. A. know B. knew C. known D. to know 11. My mother was sick. ______, she didn’t go to work yesterday. A. However B. so C. Therefore D. Although 12. The man and the dog __________are in the waiting room have just come. A. that B. who C. when D. which 13. If you study harder, you ________ the exam easily. A. will pass B. pass C. woud pass D. passed 14. My brother is studying in __________ university in Ha Noi. A. an B. the C. a D. Ø 15. Smoke from factories in this area causes air ________________. A. polluting B. pollutant C. polluted D. pollution 16. You have read this article on the Internet, _________ you? A. have B. haven’t C. didn’t D. don’t 17. Ba wishes he __________have a new mobile phone. A. can B. may C. will D. could 18. Nga together with her friends_________ going to Sa Pa next summer holiday. A. are B. is C. were D. was 19. Driving ____________ is the main reason that leads to accidents. A. careful B. careless C. carefully D. carelessly 20. My teacher is the man _________ you met yesterday. A. where B. whom C. whose D. which 21. If I were you, I_____________ the truth. A. tell B. won’t tell C. told D. would tell 22. Ha Noi is _____________ than Lao Cai. A. as crowded B. most crowded C. more crowded D. crowded 23. My children are very ___________ about going to the zoo. A. excited B. interesting C. interested D. exciting 24. Please stop ………. We have to finish our lunch in ten minutes. A. to talk B. talked C. talk D. talking 25. Phuong Anh is the __________________ in my class. A. most intelligent B. as intelligent C. more intelligent D. intelligent 26. It is our policy to ________forest and increase forestation. A. protect B. protecting C. to protect D. protected 27. My birthday is _______ March 15th. A. in B. at C. on D. for 28. When my children …………….., I’ll teach them how to study English. A. turn up B. grow up C. get up D. think up

a) C2H4...-> C2H5OH...-> CH3COH...-> CH3COOC2H5O b) C6H10O5...-> C6H12O6...-> C2H6O...-> ......-> /^ \> C11H12O11. C6H12O7 (C6H10O5)n

Hãy phân biệt các chất rắn sau: glucozơ, saccarozơ, tinh bột, xenlulozo

Hãy phân biệt 4 chất lỏng không màu sau: glucozơ, saccarozơ, rượu etylic, axit axetic

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