【正文】 aking petition which will take place next week.A．will prepare B．is preparing C．has prepared D．was preparing3．—Hello! May I speak to Tom?—One moment! He _______ an .A．is sending B．sent C．sends D．was sending4．Betty can’t join us in the game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning5．Listen! The birds ________ happily in the tree outside the window.A．sing B．sang C．a(chǎn)re singing D．were singing6．I can’t lend you my English book, because I _______ it these days.A．use B．have used C．used D．a(chǎn)m using7．The noise es from the boys. They _______ a party.A．have B．a(chǎn)re having C．will have D．have had8．— Tom, where is your little sister?— She _______ in the backyard now.A．is playing B．will play C．played D．plays9．—Can Peter play games with us, Mrs. Hawking?—Wait a minute. He ________ a shower.A．is taking B．taken C．took D．was taking10．—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 repaired11．Betty can’t join us in the card game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning12．Excuse me. I really need to go now. My children _____________for me at school.A．a(chǎn)re waiting B．waits C．wait D．waited13．—May I use your puter? —Sorry, I ________ on it.A．work B．worked C．have worked D．a(chǎn)m working14．—I can39。s time for school. Why not get on the bus?—Linda hasn39。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 helped20．Be quiet, please. They _________ a meeting now.A．have B．had C．a(chǎn)re having D．were having21．—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 watching22．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 make23．— 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 waiting24．—How do you find your pany?—A little worried. We ________ ground as a leader in the field of IT with the others speeding up development.A．a(chǎn)re losing B．were losing C．lost D．have lost25．—Lucy, where is Mimi?—She ________ under the chair.A．sleeps B．slept C．is sleeping D．will sleep26．I can’t hear you. I ______ to an English speech.A．a(chǎn)m listening B．listen C．was listening27．Xifeng Street is closed today because workers _______ some repairs.A．make B．made C．a(chǎn)re making D．were making28．—Where’s Kelly, Mum?—She ________ a poster for the munity in her bedroom.A．makes B．will make C．made D．is making29．—What about going to the cinema? There’s a new movie called Hi, Mom.—Not now, I ________ my brother Tony with his English.A．help B．helped C．a(chǎn)m helping D．have helped30．— Dad, I can’t work out this math problem. Can you giv