10. In the past, the trip...................very rough and often dangerous, but things..........a great deal in the last hundred and fifty years A. was- have changed B. is- change C. had been- will change D. has been- changed 11. She................Hanoi last year A. went B. go C. goes D. is going 12. Now you ..................from New York to Los Angeles in a matter of hours A. are flying B. would fly C. will fly D. can fly 13. When Carol....................last night, I................my favorite show on television A. was calling- watched B. called- have watched C. called- was watching D. had called- watched 14. By the time next summer, you....................your studies A. completes B. will complete C. are completing D. will have completed 15. Right now, Jim.................the newspaper and Kathy...............dinner A. reads- has cooked B. is reading- is cooking C. has read- was cooking D. read- will be cooking 16. Last night at this time, they................................the same thing. She.................and he............the newspaper A. are doing- is cooking- is reading B. were doing- was cooking- was reading

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