【正文】 having【答案】D【解析】句意：喂，請(qǐng)找瑪麗接電話好嗎？對(duì)不起，她正在洗澡。本題考查動(dòng)詞的時(shí)態(tài)。Have a shower洗澡。A. has 單數(shù)第三人稱形式 B. had 一般過去時(shí) C. will have一般將來時(shí) D. is having現(xiàn)在進(jìn)行時(shí)。根據(jù)題意“她現(xiàn)在正在洗澡”是現(xiàn)在正在進(jìn)行的動(dòng)作，故選D。43．This medicine _______ millions of people’s lives since it was put into use.A．is saving B．will save C．has saved D．had saved【答案】C【解析】句意：這種藥物自從投入使用以來已經(jīng)挽救了數(shù)百萬(wàn)人的生命。since后跟從句，表示“自……以來”，說明的是現(xiàn)在的狀況,判斷用現(xiàn)在完成時(shí)態(tài)，故答案為C。44．— Who the classroom tomorrow, Tony?— Our group.A．will clean B．cleans C．cleaned D．clear【答案】A【解析】句意：——托尼，明天誰(shuí)打掃教室？——我們小組?？疾橐话銓頃r(shí)。根據(jù)提示詞tomorrow可知時(shí)態(tài)用一般將來時(shí)，其構(gòu)成為：will+動(dòng)詞原形；故答案選A。45．The water dark and dirty. It’s no longer safe to drink.A．became B．will bee C．has bee D．was being【答案】C【解析】【分析】考點(diǎn)：考查動(dòng)詞時(shí)態(tài)。【詳解】試題分析：句意：水變得又臟又黑，已經(jīng)不能繼續(xù)安全飲用了。根據(jù)It’s no longer safe to ，給現(xiàn)在帶來的結(jié)果是不能飲用了，所以用現(xiàn)在完成時(shí)，表示過去的動(dòng)作對(duì)現(xiàn)在的影響，故選C。46．Jack is my classmate. We ______ each other since he came to our school.A．knew B．have known C．will know【答案】B【解析】【詳解】句意：杰克是我的同學(xué)。自從他來到我們學(xué)校，我們就認(rèn)識(shí)了。A. knew一般過去時(shí)；B. have known現(xiàn)在完成時(shí)；C. will know一般將來時(shí)。時(shí)間狀語(yǔ)從句“since he came to our school.”表示的是截止到目前為止的時(shí)間段，主句用現(xiàn)在完成時(shí)，故答案為B。47．I _________in London for many years, but I’ve never regretted my final decision to move back to China.A．lived B．was living C．have lived D．a(chǎn)m living【答案】C【解析】【詳解】句意：我在倫敦住了很多年了，但是我從來沒有后悔我最終決定搬回中國(guó)。lived是過去式；was living過去進(jìn)行時(shí)；have lived現(xiàn)在完成時(shí)；am living現(xiàn)在進(jìn)行時(shí)。根據(jù)句意和句中的for many years可知，這里表示過去發(fā)生的動(dòng)作對(duì)現(xiàn)在的影響，應(yīng)用現(xiàn)在完成時(shí)，故選C。48．Hurry up. The train _________ in twenty minutes.A．left B．has left C．is leaving D．has been away【答案】C【解析】句意：快點(diǎn)。二十分鐘后火車將要離開。根據(jù)時(shí)間狀語(yǔ)in twenty minutes可知此處用一般將來時(shí)，表示位置移動(dòng)的動(dòng)詞，如leave, go, e等的現(xiàn)在進(jìn)行時(shí)表示一般將來時(shí)，故為is leaving，故選C。49．Mr Li left our school last month . He in our school for nine years since he here in 2000.A．is 。 came B．had been 。 came C．was 。 had e D．is 。 has e【答案】B【解析】試題分析：句意：李先生上個(gè)月離開了我們學(xué)校。從他到這兒2000年到這兒開始，他在我們學(xué)校呆了9年了。根據(jù)Mr Li left our school last month可知，本題用過去完成時(shí)。故選B。50．—Mum, I want to watch Everlasting Classics on CCTV 1 tonight.—Oh, dear, it for nearly twenty minutes. Come on!A．will begin B．will be on C．has begun D．has been on【答案】D【解析】【詳解】句意：——媽媽，今晚我想在中央電視臺(tái)1臺(tái)看《永恒的經(jīng)典》?！叮炷?，已經(jīng)開演了將近二十分鐘了。加油！根據(jù)語(yǔ)境for a few minutes（幾分鐘）和e on，可知節(jié)目已經(jīng)進(jìn)行了幾分鐘并且現(xiàn)在還在演，故應(yīng)用動(dòng)詞的現(xiàn)在完成時(shí)態(tài)（基本結(jié)構(gòu)：主語(yǔ)+have/has+動(dòng)詞的過去分詞）．故可排除A和B；又由于begin是非延續(xù)性動(dòng)詞不能和for a few minutes搭配，而has been on（表示持續(xù)性的狀態(tài)）故選D。51．Since 2014, the Internet _________ more chances for folk song singers such as Zhao Lei, the singer of “Chengdu”.A．has provided B．provides. C．is provided【答案】A【解析】句意：2014年以來，互聯(lián)網(wǎng)為成都歌手趙磊等民歌歌手提供了更多的機(jī)會(huì)?？疾閯?dòng)詞時(shí)態(tài)辨析題。since自從，后接年份、時(shí)間段或從句，表示一段時(shí)間，用于現(xiàn)在完成時(shí)態(tài)，可排除BC選項(xiàng)；主語(yǔ)the Internet是單數(shù)第三人稱，需用“has+過去分詞”構(gòu)成現(xiàn)在完成時(shí)。根據(jù)句意語(yǔ)境，可知選A。52．Everyone in Class 4 _______ TV on Sundays.A．watches B．to watchC．watching D．watched【答案】A【解析】句意：在星期天四班的每個(gè)人看電視。watches是動(dòng)詞watch的第三人稱單數(shù)；to watch動(dòng)詞不定式，作賓語(yǔ)或目的狀語(yǔ)；watching現(xiàn)在分詞，作賓語(yǔ)或伴隨狀語(yǔ)；watched動(dòng)詞watched的過去式，用于一般過去時(shí)。根據(jù)時(shí)間狀語(yǔ)on Sundays可知此處用于一般現(xiàn)在時(shí)，主語(yǔ)everyone是第三人稱單數(shù)，故謂語(yǔ)用第三人稱單數(shù)watches。故選A。53．Larry, we’re glad you have arrived. We ______ to drive to the station to meet you.A．began B．would begin C．have begun D．were beginning【答案】D【解析】句意：Larry，我們很高興你來了，我們正要開車去車站接你。began一般過去時(shí)態(tài)，開始，表示過去發(fā)生的動(dòng)作；would begin將會(huì)開始，過去將來時(shí)；have begun現(xiàn)在完成時(shí)，表示過去發(fā)生的動(dòng)作對(duì)現(xiàn)在的影響；were beginning正要開始。根據(jù)句意we’re glad you have arrived可知，Larry現(xiàn)在已經(jīng)來了，因此打算開車去車站應(yīng)該是過去打算去做，但還沒有去做的事情，故應(yīng)選D。54．In Beijing, you can see many people wear masks（口罩）if they ____________ out on foggy days.A．went B．go C．a(chǎn)re going D．will go【答案】B【解析】句意：在北京，大霧天，你會(huì)看見許多人出去時(shí)都戴著口罩。本句是if引導(dǎo)的條件狀語(yǔ)從句，當(dāng)主句是一般將來時(shí)或者是含有情態(tài)動(dòng)詞的一般現(xiàn)在時(shí)態(tài)時(shí)，從句則用一般現(xiàn)在時(shí)表示將來，根據(jù)句意可知，答案應(yīng)選擇B。55．Did you hear someone knocking at the door just now, Tom?No, I _______ TV with my friend in my bedroom.A．was watching B．watched C．a(chǎn)m watching D．watch【答案】A【解析】【詳解】句意：——湯姆，你剛才聽到有人敲門了嗎？——沒有，我和我的朋友正在臥室里看電視。考查過去進(jìn)行時(shí)。A. was watching過去進(jìn)行時(shí)；B. watched一般過去時(shí)；C. am watching現(xiàn)在進(jìn)行時(shí)；D. watch觀看，動(dòng)詞原形。根據(jù)句意“——湯姆，你剛才聽到有人敲門了嗎？——沒有，我和我的朋友正在臥室里看電視?！?可推知?jiǎng)偛庞腥饲瞄T時(shí)我和我的朋友正在臥室里看電視。所以該句強(qiáng)調(diào)的是過去某個(gè)時(shí)間正在進(jìn)行和發(fā)生的動(dòng)作，確定時(shí)態(tài)為過去進(jìn)行時(shí)態(tài)，其構(gòu)成為was/were＋現(xiàn)在分詞，根據(jù)主語(yǔ)是I，故助動(dòng)詞用was，watch的現(xiàn)在分詞為watching，故填was watching，故答案選A。56．If you too much icecream，you will get sick.A．will eat B．were eating C．a(chǎn)te D．eat【答案】D【解析】【詳解】句意：如果你吃太多的冰激淋，你將會(huì)生病。If you too much icecream引導(dǎo)的是條件狀語(yǔ)從句，主句應(yīng)該用一般將來時(shí)，符合主將從現(xiàn)的原則。所以從句用一般現(xiàn)在時(shí)。故選D。57．—The shop is ____________ on Saturday and Sunday. We can go shopping there on weekdays.—Oh, no. It ____________ since last Saturday.A．open, has closed B．close, has been openC．open, has been opened D．closed, has been closed【答案】D【解析】【詳解】句意：這個(gè)商店周六、日不營(yíng)業(yè)，我們可以在工作日去那購(gòu)物。哦，不！直到上周六它還沒營(yíng)業(yè)。open營(yíng)業(yè)的；closed關(guān)門的，不營(yíng)業(yè)的。故選D。58．By the end of last week, Maggie _____________ in the west of China for two months helping the homeless children.A．will stay B．has stayed C．would stay D．had stayed【答案】D【解析】【詳解】句意：到上周末為止， Maggie已經(jīng)在中國(guó)西部待了兩個(gè)月幫助那些無(wú)家可歸的孩子們。根據(jù)句中時(shí)間狀語(yǔ)By the end of last week是到上周末為止，即到過去時(shí)間為止已經(jīng)完成的動(dòng)作，所以用過去完成時(shí)態(tài)，故選D。59．We’re not sure _______ there’ll be _______ or not tomorrow.A．if。 rains B．if。 rainy C．whether。 raining D．whether。 rain【答案】D【解析】句意：我們不確定明天是否會(huì)下雨?？疾檫B詞辨析和動(dòng)詞時(shí)態(tài)辨析。if和whether表示“是否”可換用，但和or not連用時(shí)需用whether，可排除AB兩項(xiàng)。tomorrow用于一般將來時(shí)，be raining是進(jìn)行時(shí)結(jié)構(gòu)，可排除。根據(jù)句意結(jié)構(gòu)，可知選D。60． Alice in Wonderland ___________ for 15 days and many of us like the film very much.A．begins B．has begunC．began D．has been on【答案】D【解析】試題分析：句意：《愛麗絲夢(mèng)游仙境》已經(jīng)上映15天，我們當(dāng)中很多人都非常喜歡這部電影。根據(jù)句中的for 15 days可知該用現(xiàn)在完成時(shí)，并且謂語(yǔ)動(dòng)詞必須是延續(xù)性動(dòng)詞。所以選D。考點(diǎn)：考查延續(xù)性動(dòng)詞。