17. I. ____TV when the telephone rang. A. watched B. was watching C. are watching D. have watched 18. I will contact you as soon as I ______the information. A. will get B. get C. got D. had got 19.Two weeks _____ too long for me to wait. A. is B. are C. seem D. take 20.Her father smokes cigarettes, and _____ does mine. A. either B. too C. so D. neither 21. If he's late again, I_____ very angry. A. am going to be B. will be C. would be D. am 22._____ these mangoes taste _____? A. are – sweet B. do – sweetly C. do – sweet D. does – sweet 23. Many U.S automobiles _________ in Detroit, Michigan. A. manufacture B. have manufactured C. are manufactured D. are manufacturing 24. I will wait here until Mary _____ tomorrow. A. comes B. will come C. is going to come D. is coming 25. When I came, an experiment ________ in the lab. A. was being holding B. has been held C. was being held D. has held 26.You can stay here _____ you keep things in order. A. as long as B. until C. because D. so 27. You may go to the cinema _____ you have done all your homework. A. provided B. unless C. however D. although 28. Last night a tornado swept through Rockvill. It ________ everything in its path. A. destroyed B. was destroyed C. was being destroyed D. had been destroyed 29. This exercise may ________ with a pencil. A. be written B. be to write C. be writing D. write 30. This picture________by Johnny when I came. A. painted B. was painted C. was being painted D. had been painted