11. Bicycles_______ in the driveway. A. must not leave B. must not be leaving C. must not be left D. must not have left 12. Beethoven’s Fifth Symphony_______ next weekend.[ Symphony: khúc giao hưởng] Passive voice - thaonguyenLDK A. is going to be performed B. has been performed C. will be performing D. will have perform 13. All bottles_______ before transportation. A. frozen B. were froze C. were frozen D. are froze 14. ______________ yet? A. Have the letters been typed B. Have been the letters typed C. Have the letters typed D. Had the letters typed 15. English has become a second language in countries like India, Nigeria or Singapore where_______ for administration, broadcasting and education. A. is used B. it is used C. used D. being used 16. The telephones_______ by Alexander Graham Bell. A. is invented B. is inventing C. invented D. was invented 17. Lots of houses_______ by the earthquake. A. are destroying B. destroyed C. were destroyed D. is destroyed 18. Gold_______ in California in the 19 th century. A. was discovered B. has been discovered C. was discover D. they discover 19. The preparation_______ by the time the guest_______. A. had been finished- arrived B. have finished- arrived C. had finished-were arriving D. have been finished- were arrived 20. The boy_______ by the teacher yesterday. A. punish B. punished C. punishing D. was punished

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