【正文】 m 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．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．—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 made29．Betty can’t join us in the game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning30．Xifeng Street is closed today because workers _______ some repairs.A．make B．made C．a(chǎn)re making D．were making31．—Mary, may I use your ipad for an hour?—Sorry. I ________ on it.A．work B．a(chǎn)m working C．have worked D．worked32．— 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 talked33．—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 watching34．— Tom, what’s your sister doing?— She ________ her homework in the study.A．does B．will do C．did D．is doing35．My grandma ________ the old photos. There is a big smile on her face.A．enjoys B．enjoyed C．will enjoy D．is enjoying36．Sorry, you can’t take the eraser away, Tony. I ________ it.A．have used B．used C．was using D．a(chǎn)m using37．— Ruby, can you help do the dishes?— Just a moment, Mom. I ________ the flowers.A．water B．a(chǎn)m watering C．watered D．have watered38．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．— Shh, don’t make noise! Mrs. Smith ________ the latest news in the studio.— I’m sorry about that.A．presents B．presented C．has presented D．is presenting40．I can’t hear you. I ______ to an English speech.A．a(chǎn)m listening B．listen C．was listening【參考答案】一、選擇題1．A【詳解】句意：請(qǐng)?jiān)徫?。由“I really need to go now. My children…for me at school”可知，因?yàn)楹⒆觽冋趯W(xué)校等我，所以我真得要走，故本句為現(xiàn)在進(jìn)行時(shí)態(tài)。故選B。根據(jù)“I must leave now.”可知，我哥哥現(xiàn)在正在外面等我，時(shí)態(tài)是現(xiàn)在進(jìn)行時(shí)，結(jié)構(gòu)：am/is/are+解析：C【詳解】句意：我現(xiàn)在必須離開了，我哥哥正在外面等我?？疾楝F(xiàn)在進(jìn)行時(shí)。他們正在開派對(duì)。根據(jù)“What’s that noise, Sam?”判斷，此處應(yīng)該用現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)是：be（am/is/are）+動(dòng)詞的現(xiàn)在分詞。故選C。我在做作業(yè)。11．C【詳解】句意：動(dòng)物園管理員很擔(dān)心，因?yàn)橛慰蛿?shù)量越來越少。根據(jù)答語“Sorry, I… on it.”的語境可推斷出，動(dòng)作正在進(jìn)行，應(yīng)用現(xiàn)在進(jìn)行時(shí)，構(gòu)成形式為be do解析：D【詳解】句意：——我可以用你的電腦嗎？——對(duì)不起，我正在用它工作。根據(jù)語境可知，此處指的應(yīng)該是正在準(zhǔn)備做某事，表示正在進(jìn)行的動(dòng)作要用現(xiàn)在進(jìn)行時(shí)，結(jié)構(gòu)是“am/ is/ are doing”，主語students是復(fù)數(shù)，be動(dòng)詞用are，故選B?！娴?？ 我聽說他明年要去美國(guó)。根據(jù)next year可知是一般將來時(shí)態(tài)?！Ｄ懵猛居淇臁? ——現(xiàn)在不行，我在幫我弟弟大衛(wèi)學(xué)數(shù)學(xué)。故選C。故選B。故選C。2