【正文】 ——快點(diǎn)，瑪麗，電影已經(jīng)開始十分鐘了。謂語動(dòng)詞leave是位移動(dòng)詞，用進(jìn)行時(shí)表示將來?？疾闀r(shí)態(tài)。解析：D【詳解】句意：——昨天我收到了安先生的來信。謂語動(dòng)詞leave是位移動(dòng)詞，用進(jìn)行時(shí)表示將來?？疾闀r(shí)態(tài)。15．D【詳解】句意：——昨天我收到了安先生的來信?？疾闀r(shí)態(tài)。為什么不上車呢？——琳達(dá)還沒來?？疾闀r(shí)態(tài)。為什么不上車呢？——琳達(dá)還沒來。故選A?？疾閯?dòng)詞時(shí)態(tài)。我真得要走了?？疾閯?dòng)詞時(shí)態(tài)。我真得要走了。根據(jù)“Peter, please be quiet.”可知，現(xiàn)在要保持安靜，此處表示你哥哥現(xiàn)在正在錄音，因此用現(xiàn)在進(jìn)行時(shí)am/is/are+doing結(jié)構(gòu)，故選D?！獩]問題。根據(jù)“Peter, please be quiet.”可知，現(xiàn)在要保持安靜，此處表示你哥哥現(xiàn)在正在錄音，因此用現(xiàn)在解析：D【詳解】句意：——彼得，請(qǐng)安靜。——沒問題。12．D【詳解】句意：——彼得，請(qǐng)安靜。根據(jù)前句“Not now”語境可知，后句的動(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 doing；主語“I”是第一人稱單數(shù)形式，故助動(dòng)詞應(yīng)用am；help的現(xiàn)在分詞是helping?！F(xiàn)在不行，我在幫我弟弟托尼學(xué)英語?？疾閯?dòng)詞時(shí)態(tài)。11．C【詳解】句意：——去看電影怎么樣？有部叫《嗨，媽媽》的新電影。又因?yàn)橹髡Z為He，單數(shù)，be動(dòng)詞用is?？疾楝F(xiàn)在進(jìn)行時(shí)?？疾楝F(xiàn)在進(jìn)行時(shí)。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”在說話時(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+am/is/are+動(dòng)詞的現(xiàn)在分詞；主語是He，be動(dòng)詞用is，send的現(xiàn)在分詞是sending；故選A。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”在說話時(shí)刻正在進(jìn)行著，所以用解析：A【詳解】句意：——你好！我可以和湯姆講話嗎？——等一下，他正在發(fā)電子郵件。9．A【詳解】句意：——你好！我可以和湯姆講話嗎？——等一下，他正在發(fā)電子郵件。根據(jù)“Let’s go and help her”可知，此處指讓我們?nèi)椭谧鐾盹埖哪棠?，故為現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)為am/is/are doing。我們?nèi)椭伞？疾閯?dòng)詞時(shí)態(tài)。8．A【詳解】句意：奶奶正在做晚飯?？疾閯?dòng)詞時(shí)態(tài)。根據(jù)“What are you up to”可知，答語要用現(xiàn)在進(jìn)行時(shí)，表示現(xiàn)在正在進(jìn)行的動(dòng)作，結(jié)構(gòu)為a解析：C【詳解】句意：——嗨，大明。你在忙什么？——我正在做一個(gè)關(guān)于家族史的項(xiàng)目。故選A?？疾闀r(shí)態(tài)?？疾闀r(shí)態(tài)。故選D?？疾閯?dòng)詞時(shí)態(tài)。考查動(dòng)詞時(shí)態(tài)。故選C?？疾楝F(xiàn)在進(jìn)行時(shí)的用法?？疾楝F(xiàn)在進(jìn)行時(shí)的用法。句中“Listen”是現(xiàn)在進(jìn)行時(shí)態(tài)的標(biāo)志詞，其結(jié)構(gòu)為am/is/are+動(dòng)詞現(xiàn)在分詞，主語“The birds”是復(fù)數(shù)，be動(dòng)詞用are，故選C。句中“Listen”是現(xiàn)在進(jìn)行時(shí)態(tài)的標(biāo)志詞，其結(jié)構(gòu)為am/is/are+動(dòng)詞現(xiàn)在分詞，主語“The birds”是復(fù)數(shù)，be動(dòng)詞解析：C【詳解】句意：聽!鳥兒在窗外的樹上快樂地歌唱。3．C【詳解】句意：聽!鳥兒在窗外的樹上快樂地歌唱。根據(jù)上文“You nearly hit the tree! What’s up”可知，這件事發(fā)生在現(xiàn)在，且結(jié)合語境可知，我快要撞到樹上時(shí)正在思考家鄉(xiāng)之旅，故此處應(yīng)為現(xiàn)在進(jìn)行時(shí)?？疾閯?dòng)詞時(shí)態(tài)?？疾閯?dòng)詞時(shí)態(tài)。touch摸，主語they是復(fù)數(shù)人稱，系詞需用are，故選D?？疾閯?dòng)詞時(shí)態(tài)辨析。look“看”用于提醒，后面的句子需用現(xiàn)在進(jìn)行時(shí)“be doing”結(jié)構(gòu)。 expect19．—Where is Frank?—He _________ to music in his room.A．listens B．is listening C．listened D．was listening20．—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 repaired21．— May I speak to Mr. Brown?— I am sorry. He ________ an important meeting in his office now.A．has B．had C．is having D．will have22．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．— 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 cleaned24．—What is your mother doing, Linda? —She ________ dinner in the kitchen now.A．is cooking B．was cooking C．cooks D．cooking25．—Lucy, where is Mimi?—She ________ under the chair.A．sleeps B．slept C．is sleeping D．will sleep26．—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 made27．I can’t hear you. I ______ to an English speech.A．a(chǎn)m listening B．listen C．was listening28．—Look out! Something ________ down from the tree.—Dear me! It’s too dangerous.A．falls B．fell C．is falling D．was falling29．Betty can’t join us in the game. She ________ the classroom.A．has cleaned B．was cleaning C．has cleaned D．is cleaning3