【正文】 uiet, please. They _________ a meeting now.A．have B．had C．a(chǎn)re having D．were having8．— What’s that noise, Sam?— My little brother ________ his toy car.A．played B．is playing C．plays D．was playing9．My oil ________. I must go to the gas station before there is none left.A．has run out B．is running out C．has been run out D．is being run out10．—Peter, please be quiet. Your brother ________ on the phone.—No problem.A．records B．recorded C．was recording D．is recording11．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．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．Listen! Someone __________ in the next room.A．sings B．sang C．was singing D．is singing14．— Hurry up, Mary. The movie has already been on for ten minutes. —Wait a moment. I ________ some snacks in a shop.A．buy B．bought C．a(chǎn)m buying D．have bought15．—I _____to Beijing tomorrow. —Have a good trip!A．flies B．fly C．a(chǎn)m flying D．flew16．—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 helped17．—Where is Frank?—He _________ to music in his room.A．listens B．is listening C．listened D．was listening18．—Hey! You nearly hit the tree! What’s up?— Sorry, I ________ the trip to my hometown.A．think about B．a(chǎn)m thinking about C．was thinking about D．thought about19．— Hello. May I speak to Laura, please?—Sorry, she39。我真得要走了?？疾閯?dòng)詞時(shí)態(tài)。我真得要走了?？疾閯?dòng)詞時(shí)態(tài)。故選A。考查動(dòng)詞時(shí)態(tài)?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)句意問(wèn)句詢(xún)問(wèn)媽媽現(xiàn)在在哪里，可知是現(xiàn)在進(jìn)行時(shí)，表示媽媽正在做飯。3．A【詳解】句意：——你好！我可以和湯姆講話(huà)嗎？——等一下，他正在發(fā)電子郵件。根據(jù)前面的“One moment!”可知，判斷設(shè)空處的動(dòng)作“發(fā)送電子郵件”在說(shuō)話(huà)時(shí)刻正在進(jìn)行著，所以用解析：A【詳解】句意：——你好！我可以和湯姆講話(huà)嗎？——等一下，他正在發(fā)電子郵件。根據(jù)前面的“One moment!”可知，判斷設(shè)空處的動(dòng)作“發(fā)送電子郵件”在說(shuō)話(huà)時(shí)刻正在進(jìn)行著，所以用現(xiàn)在進(jìn)行時(shí)；現(xiàn)在進(jìn)行時(shí)的構(gòu)成是：主語(yǔ)+am/is/are+動(dòng)詞的現(xiàn)在分詞；主語(yǔ)是He，be動(dòng)詞用is，send的現(xiàn)在分詞是sending；故選A。她正在打掃教室。根據(jù)上句“Betty can’t join us in the game”，此處指的是現(xiàn)在發(fā)生的事，故應(yīng)用現(xiàn)在時(shí)，且根據(jù)解析：D【詳解】句意：貝蒂不能參加我們的比賽?？疾楝F(xiàn)在進(jìn)行時(shí)。故選D?？疾閯?dòng)詞時(shí)態(tài)?？疾閯?dòng)詞時(shí)態(tài)。故選D?？疾闀r(shí)態(tài)。考查時(shí)態(tài)。故選A。他們現(xiàn)在正在開(kāi)會(huì)。now現(xiàn)在，是現(xiàn)在進(jìn)行時(shí)的標(biāo)志，需用be doing結(jié)構(gòu)；主語(yǔ)students復(fù)數(shù)人稱(chēng)，be動(dòng)詞用are，故選C。他們現(xiàn)在正在開(kāi)會(huì)。now現(xiàn)在，是現(xiàn)在進(jìn)行時(shí)的標(biāo)志，需用be doing結(jié)構(gòu)；主語(yǔ)students復(fù)數(shù)人稱(chēng)，be動(dòng)詞用are，故選C。 考查現(xiàn)在進(jìn)行時(shí)。 考查現(xiàn)在進(jìn)行時(shí)。故選B。我必須在沒(méi)油之前趕到加油站。run out用完，用盡，是一個(gè)動(dòng)詞短語(yǔ)，不能用于被動(dòng)語(yǔ)態(tài)。我必須在沒(méi)油之前趕到加油站。run out用完，用盡，是一個(gè)動(dòng)詞短語(yǔ)，不能用于被動(dòng)語(yǔ)態(tài)。故選B。你哥哥正在手機(jī)上錄音?？疾闀r(shí)態(tài)。你哥哥正在手機(jī)上錄音?？疾闀r(shí)態(tài)。11．B【詳解】句意：現(xiàn)在是下午4點(diǎn)。考查現(xiàn)在進(jìn)行時(shí)。格林女士正在和她的朋友喝茶。根據(jù)“It’s 4 o’clock in the afternoon.”可知，此處強(qiáng)調(diào)在某一時(shí)刻正在發(fā)生的動(dòng)作，用現(xiàn)在進(jìn)行時(shí)，故選B。考查時(shí)態(tài)。考查時(shí)態(tài)。故選A?？疾楝F(xiàn)在進(jìn)行時(shí)。解析：D【詳解】句意：聽(tīng)！有人正在旁邊的房間里唱歌。根據(jù)“Listen!”可知，本句時(shí)態(tài)是現(xiàn)在進(jìn)行時(shí)，主語(yǔ)“Someone”表單數(shù)，故選D?！纫幌??？疾閯?dòng)詞時(shí)態(tài)。——等一下?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)語(yǔ)境及wait a moment可知，瑪麗在電影開(kāi)始時(shí)正在商店買(mǎi)零食，故此處應(yīng)為現(xiàn)在進(jìn)行時(shí)。15．C【詳解】句意：——明天我將坐飛機(jī)去北京?？疾橐话銓?lái)時(shí)。根據(jù) tomorrow及選項(xiàng)，可知謂解析：C【詳解】句意：——明天我將坐飛機(jī)去北京?？疾橐话銓?lái)時(shí)。根據(jù) tomorrow及選項(xiàng)，可知謂語(yǔ)構(gòu)成用am+ flying，表示將來(lái)。結(jié)合語(yǔ)境及選項(xiàng)，故選C。有一部新電影叫《復(fù)仇者聯(lián)盟4》?？疾闀r(shí)態(tài)。有一部新電影叫《復(fù)仇者聯(lián)盟4》。考查時(shí)態(tài)。根據(jù)“Not now,”可知，此處是說(shuō)明現(xiàn)在正在做什么，用現(xiàn)在進(jìn)行時(shí)。17．B【詳解】