【正文】 A．waits B．waited C．is waiting D．was waiting8．Listen! The boy ________ the piano again.A．plays B．played C．will play D．is playing9．It’s 4 o’clock in the afternoon. Ms. Green ________ afternoon tea with her friends.A．has B．is having C．had D．was having10．—Hi, Daming. What are you up to?—I ________ a project about family history.A．do B．did C．am doing D．was doing11．—Bob, can you take the dog for a walk?—Sorry, Dad. I ________ an online class.A．take B．took C．am taking D．have taken12．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．—What’s the terrible noise?—The students ________ for a party.A．have prepared B．are preparing C．prepare D．will prepare14．Listen! Someone __________ in the next room.A．sings B．sang C．was singing D．is singing15．—Yesterday I received a letter from .—You did? I hear he________for America next year.A．has left B．leaves C．left D．is leaving16．—Hurry up!—One moment. I ________ my s.A．reading B．am reading C．was reading D．have read17．—I _____to Beijing tomorrow. —Have a good trip!A．flies B．fly C．am flying D．flew18．—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．am helping D．have helped19．—Where is Frank?—He _________ to music in his room.A．listens B．is listening C．listened D．was listening20．—Where is John?—He is in the kitchen. He ________ the dishes now.A．will wash B．is washing C．washes D．washed21．— Tom, what’s your sister doing?— She ________ her homework in the study.A．does B．will do C．did D．is doing22．— 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 cleaned23．—Where is your mother, Kitty?—She ________ dinner in the kitchen.A．cooks B．cooked C．is cooking D．will cook24．—Lucy, where is Mimi?—She ________ under the chair.A．sleeps B．slept C．is sleeping D．will sleep25．—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 made26．—Where’s Kelly, Mum?—She ________ a poster for the munity in her bedroom.A．makes B．will make C．made D．is making27．—I _______ a book report now. Can I talk to you later?—No problem.A．write B．wrote C．am writing D．was writing28．— Tina, the TV show has already been on. Come and watch together. — Wait a moment. I ________ coffee in the kitchen.A．am making B．have made C．make D．made29．Betty can’t join us in the card game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning30．—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．am watching