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e waiting B.waits C.wait D.waited15.Ladies and gentlemen, please remain in your seats, fasten your seat belt and bring your seat back. The plane________.A.takes off B.is taking off C.has taken off D.took off16.Listen! Someone __________ in the next room.A.sings B.sang C.was singing D.is singing17.— Hurry up, Mary. The movie has already been on for ten minutes. —Wait a moment. I ________ some snacks in a shop.A.buy B.bought C.a(chǎn)m buying D.have bought18.—Hurry up!—One moment. I ________ my s.A.reading B.a(chǎn)m reading C.was reading D.have read19.—Tom, where39。s dad?—Oh, he ________ the flowers in the garden.A.waters B.is watering C.watered D.has watered20.— What’s that noise, Sam?— My little brother ________ his toy car.A.played B.is playing C.plays D.was playing21.— Dad, I can’t work out this math problem. Can you give me a hand?— Wait a moment. I ________ on the phone.A.a(chǎn)m talking B.will talk C.was talking D.have talked22.—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A.wrote B.writes C.is writing D.will write23.The students in our group ________ the final preparation for the match. We are sure to win.A.made B.a(chǎn)re making C.make D.will make24.You had better not go this way. The workers _________ the road.A.have repaired B.a(chǎn)re repairing C.repaired D.will repair25.— Helen, how was your English petition on Monday?— I have no idea, I _________ for the result. I was told it would e out in two days.A.was waiting B.waited C.will wait D.a(chǎn)m waiting26.My father ________ Beijing next week.A.leaves for B.is leaving for C.left D.leaves27.—Lily, where is our father now? Go and get him for lunch. —Just a moment, please. Father ________ a phone call in his room.A.is making B.was making C.makes D.has made28.— May I speak to Mr. Brown?— I am sorry. He ________ an important meeting in his office now.A.has B.had C.is having D.will have29.My oil ________. I must go to the gas station before there is none left.A.has run out B.is running out C.has been run out D.is being run out30.— Tina, the TV show has already been on. Come and watch together. — Wait a moment. I ________ coffee in the kitchen.A.a(chǎn)m making B.have made C.make D.made31.—Mary, may I use your ipad for an hour?—Sorry. I ________ on it.A.work B.a(chǎn)m working C.have worked D.worked32.—Ethan, let’s go to play basketball, shall we?—Sorry, I can’t. I ________Yao Ming’s game. Would you mind going later?A.watch B.have watched C.a(chǎn)m watching D.was watching33.— Where is Tom?— Look! He ________with the teacher over there.A.talk B.talks C.talked D.is talking34.My grandma ________ the old photos. There is a big smile on her face.A.enjoys B.enjoyed C.will enjoy D.is enjoying35.—Jane,where are you?—Dad,I________ the car in the driveway. It is really dirty.A.wash B.will wash C.a(chǎn)m washing D.was washing36.Be quiet! The students ________ an En