【正文】 hes?—Sorry, Mom. I ________ my homework.A．do B．did C．a(chǎn)m doing D．have done2．It dark. Shall I turn on the light？A．gets B．got C．is getting D．was getting3．The noise es from the boys. They _______ a party.A．have B．a(chǎn)re having C．will have D．have had4．—Where is John?—He is in the kitchen. He ________ the dishes now.A．will wash B．is washing C．washes D．washed5．—Tony, hurry up! We ________ for you now.—Just one minute.A．wait B．waited C．have waited D．a(chǎn)re waiting6．— What’s that noise, Sam?— My little brother ________ his toy car.A．played B．is playing C．plays D．was playing7．—Hi, Daming. What are you up to?—I ________ a project about family history.A．do B．did C．a(chǎn)m doing D．was doing8．—Tom, please give me a hand in moving the piano. —Sorry. I ________ my car.A．repair B．repaired C．a(chǎn)m repairing D．have repaired9．Listen! The birds ________ happily in the tree outside the window.A．sing B．sang C．a(chǎn)re singing D．were singing10．—Peter, please be quiet. Your brother ________ on the phone.—No problem.A．records B．recorded C．was recording D．is recording11．—What’s that noise, Mike?—My little sister ________ with her toy car now.A．plays B．played C．will play D．is playing12．You’d better not disturb Kathy now as she ________ her speech for tomorrow’s meeting.A．is preparing B．will prepare C．was preparing D．has prepared13．—May I use your puter? —Sorry, I ________ on it.A．work B．worked C．have worked D．a(chǎn)m working14．—What’s the terrible noise?—The students ________ for a party.A．have prepared B．a(chǎn)re preparing C．prepare D．will prepare15．Listen! Someone __________ in the next room.A．sings B．sang C．was singing D．is singing16．—Yesterday I received a letter from .—You did? I hear he________for America next year.A．has left B．leaves C．left D．is leaving17．—Hurry up!—One moment. I ________ my s.A．reading B．a(chǎn)m reading C．was reading D．have read18．—Mary, let39。s go to the cinema. There’s a new movie called Avengers IV. —Not now, I _____________ my brother David with his math.A．help B．helped C．a(chǎn)m helping D．have helped19．—Where is Frank?—He _________ to music in his room.A．listens B．is listening C．listened D．was listening20．Now ABC Cinema on Forest Road ________ the old film called Roman Holiday.A．is show B．is showing C．is showed D．is on21．—I can’t find David. Where is he?— He________ for tomorrow’s petition at home.A．prepares B．is preparing C．has prepared D．prepared22．Joe, answer the phone for me. I ________ how to make dumplings in the kitchen.A．learned B．a(chǎn)m learning C．have learned D．learn23．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．—What is your mo