【正文】 s 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 off17．—Hurry up!—One moment. I ________ my s.A．reading B．am reading C．was reading D．have read18．—Hey! You nearly hit the tree! What’s up?— Sorry, I ________ the trip to my hometown.A．think about B．am thinking about C．was thinking about D．thought about19．It dark. Shall I turn on the light？A．gets B．got C．is getting D．was getting20．—Hi, Daming. What are you up to?—I ________ a project about family history.A．do B．did C．am doing D．was doing21．—Tina, let’s go out for shopping.—Sorry, Amy. I __________ my homework.A．do B．am doing C．did22．You’d better not go this way. The workers _________ the road. A．have repaired B．are repairing C．repaired D．will repair23．— Mom, I’m busy making the bed. Can you give me a hand? — Wait a moment. I ________ the floor.A．am cleaning B．will clean C．was cleaning D．have cleaned24．— Hi, Tom. I can’t find David anywhere. Do you know where he is?—Oh, he ________ for tomorrow’s exam at home.A．prepares B．is preparing C．has prepared D．prepared25．—What is your mother doing, Linda? —She ________ dinner in the kitchen now.A．is cooking B．was cooking C．cooks D．cooking26．—Where is your mother, Kitty?—She ________ dinner in the kitchen.A．cooks B．cooked C．is cooking D．will cook27．I can’t hear you. I ______ to an English speech.A．am listening B．listen C．was listening28．—Where’s Kelly, Mum?—She ________ a poster for the munity in her bedroom.A．makes B．will make C．made D．is making29．—Where is your father, David?—He ________ the car in the garden.A．will wash B．washed C．is washing D．was washing30．— 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 have31．You had better not go this way. The workers _________ the road.A．have repaired B．are repairing C．repaired D．will repair32．— Dad, I can’t work out this math problem. Can you give me a hand?— Wait a moment. I ________ on the phone.A．am talking B．will talk C．was talking D．have talked33．—Where’s Nick?—He ________ classes at school.A．had B．will have C．is having D．was having34．—I can’t find David. Where is he?— He________ for tomorrow’s petition at home.A．prepares B．is preparing C．has prepared D．prepared35．— Amy, can you answer the door? I ________ the room.— I’m ing, Mum.A．clean B．cleaned C．am cleaning D．have cleaned36．Mum ________ fish in the kitchen. It smells so good.A．cooks B．is cooking C．was cooking D．will cook37．—Bob, can you take the dog for a walk?—Sorry, Dad. I ________ an online class.A．take B．took C．am taking D．have taken38．It’s 4 o’clock in the afternoon. Ms. Green ________ afternoon tea with her friends.A．has B．is having C．had D．was having39．—John, how was your interview on Monday?—No idea. I for the result. I was told it would e in two days.A．wait B．waited C．will wait D．am waiting40．—I ____