【正文】 uiet, please. They _________ a meeting now.A．have B．had C．a(chǎn)re having D．were having8．Grandma ________ dinner. Let’s go and help her.A．is making B．makes C．made D．was making9．Betty can’t join us in the card game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning10．—Candy, could you please help me do the dishes?—Sorry, Mom. I ________ my homework.A．do B．did C．a(chǎn)m doing D．have done11．It’s 4 o’clock in the afternoon. Ms. Green ________ afternoon tea with her friends.A．has B．is having C．had D．was having12．—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 helped18．—Tom, where39。t seen each other for a long time.A．Do。 expecting C．Were。 expect20．— Where are the officers? — Look! They ________ the elephant in the palace now.A．touched B．will touch C．touch D．a(chǎn)re touching21．Be quiet. Your brother ________ classes online.A．has B．is having C．will have D．had22．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．— Mom, I’m busy making the bed. Can you give me a hand? — Wait a moment. I ________ the floor.A．a(chǎn)m cleaning B．will clean C．was cleaning D．have cleaned25．—What is your mother doing, Linda? —She ________ dinner in the kitchen now.A．is cooking B．was cooking C．cooks D．cooking26．My father ________ Beijing next week.A．leaves for B．is leaving for C．left D．leaves27．—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 lost28．—Lucy, where is Mimi?—She ________ under the chair.A．sleeps B．slept C．is sleeping D．will sleep29．—Where is your father, David?—He ________ the car in the garden.A．will wash B．washed C．is washing D．was washing30．—Where’s Kelly, Mum?—She ________ a poster for the munity in her bedroom.A．makes B．will make C．made D．is making31．—Has your aunt finished writing her novel?—Not yet. She ________ it these days.A．wrote B．writes C．is writing D．will write32．Don’t make any noise, Jim! Your little sister ________ now.A．sleeps B．slept C．is sleeping D．will sleep33．— 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 talked34．—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 watching35．— Tom, what’s your sister doing?— She ________ her homework in the study.A．does B．will do C．did D．is doing36．— Where is Tom?