【正文】 the contract amount（總額） of signing the documents（合同） yuan.A．have reached B．reached C．has reached D．will reach【答案】C【解析】【詳解】句意：自習(xí)近平主席提出“一帶一路”倡議以來?？疾閯釉~時(shí)態(tài)辨析。since自從，從句Since the Belt and Road was e up with by president Xi Jinping,是一段時(shí)間，主句需用現(xiàn)在完成時(shí)；可排除BD兩項(xiàng)。the contract amount是單數(shù)第三人稱，助動詞需用has；根據(jù)句意結(jié)構(gòu)和語境，可知選C。37． Will you go to America next month?Yes. But I promise I will call you as soon as I _________there.A．get to B．will get to C．will get D．get【答案】D【解析】【詳解】句意：——下個月你將要去美國嗎？——是的。但是我保證我一到達(dá)那里，就給你打電話。as soon as引導(dǎo)的時(shí)間狀語從句，用一般現(xiàn)在時(shí)，主句用一般將來時(shí)。there是副詞，前面不加介詞，get there到達(dá)那里。故選D。38．—Hi ,Lily! I called you at eight last night, but nobody picked up the phone.— Oh, I ____________ a shower.A．took B．a(chǎn)m taking C．was taking D．take【答案】C【解析】句意：嗨，Lily，我昨晚八點(diǎn)給你打電話了，但是沒人接電話。哦，我當(dāng)時(shí)在洗澡。具體到了過去某個時(shí)間段，描述過去那段時(shí)間里進(jìn)行的動作用過去進(jìn)行時(shí)，結(jié)構(gòu)是was/were doing，這里表示的是“我當(dāng)時(shí)正在洗澡”，故選C。39．—Could you tell me what he said just now?—Sorry, I ___ about what I would do tomorrow.A．will think B．was thinking C．thought D．think【答案】B【解析】【詳解】句意：你能告訴我他剛才說什么嗎？對不起，我正考慮明天我要做什么?？疾闀r(shí)態(tài)。A. will think（一般將來時(shí)）；B. was thinking（過去進(jìn)行時(shí)）；C. thought （一般過去式）；D. think（一般現(xiàn)在時(shí)）；根據(jù)句意，“考慮”這個動作發(fā)生剛才在他講話的時(shí)候，在過去某個時(shí)間點(diǎn)發(fā)生的動作用過去進(jìn)行時(shí)，故選B。40．Don’t make any noise. We________ to a piece of wonderful music.A．will listen B．a(chǎn)re listeningC．listen D．have listened【答案】B【解析】句意：不要發(fā)出任何噪音。我們正在聽一首美妙的樂曲。根據(jù)Don’t make any ，因此不要發(fā)出噪音，故用現(xiàn)在進(jìn)行時(shí)be doing，故選B。41．—How are you today?Oh, I _______ as ill as I do now for a long time.A．didn’t feel B．wasn’t feeling C．don’t feel D．haven’t felt【答案】D【解析】句意：你今天好嗎？——哦，我很久沒有像現(xiàn)在這樣生過病了。表示過去到現(xiàn)在持續(xù)一段時(shí)期內(nèi)都存在的一種狀態(tài)，要使用現(xiàn)在完成時(shí)。故答案為D。42． Did you have a discussion with him about the matter? No. When I saw him, he________ his history project busily.A．has prepared B．prepares C．was preparing D．prepared【答案】C【解析】句意：——你和他關(guān)于那個問題討論過了嗎？——沒有。當(dāng)我看見他時(shí)，他正在忙碌地準(zhǔn)備歷史項(xiàng)目。When引導(dǎo)的時(shí)間狀語從句，用一般過去時(shí)，主句用過去進(jìn)行時(shí)was/were doing，故選C。43．Have you ever been to Harbin? Yes. I ________ there when I was twelve for the Ice and Snow Festival.A．have goon B．have been C．went D．had been【答案】C【解析】【詳解】句意：——你曾經(jīng)去過哈爾濱嗎？——是的，當(dāng)我十二歲的時(shí)候去了冰雪節(jié)。這里是when引導(dǎo)的時(shí)間狀語從句，主語用一般過去時(shí)態(tài) ，這里用go的過去式went。根據(jù)題意，故選C。44．—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1臺看《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)用動詞的現(xiàn)在完成時(shí)態(tài)（基本結(jié)構(gòu)：主語+have/has+動詞的過去分詞）．故可排除A和B；又由于begin是非延續(xù)性動詞不能和for a few minutes搭配，而has been on（表示持續(xù)性的狀態(tài)）故選D。45．—Tom, why are you so busy? —I ________ some plans to work in an old people’s home this summer.A．makes B．a(chǎn)m makingC．made D．have made【答案】B【解析】句意：——湯姆，你為什么這么忙？——我正計(jì)劃今年夏天在一家養(yǎng)老院工作?？疾閯釉~時(shí)態(tài)辨析題。I是第一人稱，動詞不可用三單形式，可排除A。根據(jù)句意語境，可知是正在計(jì)劃的事情，需用現(xiàn)在進(jìn)行時(shí)，需用be+現(xiàn)在分詞結(jié)構(gòu)，故選B。46．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)的條件狀語從句，當(dāng)主句是一般將來時(shí)或者是含有情態(tài)動詞的一般現(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。47．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。” 可推知剛才有人敲門時(shí)我和我的朋友正在臥室里看電視。所以該句強(qiáng)調(diào)的是過去某個時(shí)間正在進(jìn)行和發(fā)生的動作，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)主語是I，故助動詞用was，watch的現(xiàn)在分詞為watching，故填was watching，故答案選A。48．Did you go to the concert with your parents yesterday?No, I for my English test all afternoon.A．prepared B．a(chǎn)m preparing C．was preparing D．have prepared【答案】C【解析】【詳解】句意：——你昨天和你的父母一起去聽音樂會了嗎？沒有，我整個下午都在為我的英語考試做準(zhǔn)備?？疾檫^去進(jìn)行時(shí)。根據(jù)“yesterday昨天和all afternoon整個下午”可知句子應(yīng)該用過去進(jìn)行時(shí)。構(gòu)成：was或were+ doing，主語是I，所以應(yīng)該用was。故選C?！军c(diǎn)睛】過去進(jìn)行時(shí)多用在when引起的從句中，表示某事發(fā)生時(shí)某個動作正在進(jìn)行。其結(jié)構(gòu)為：助動詞was/were+doing；也表示過去的某個時(shí)間正在進(jìn)行的動作。標(biāo)志詞有：at that time，at 8:00am yesterday，at this time last night:My grandpa was taking exercise for his healthat 8:00am yesterday. His family was watching at this time last night.49．—I’m afraid the class has begun.—Don’t worry. It ________ until the bell ________.A．doesn’t begin。 rings B．won’t begin。 will ringC．won’t begin。 rings D．doesn’t begin。 will ring【答案】C【解析】試題分析：句意：恐怕課已經(jīng)開始了。一不要擔(dān)心。直到鈴聲響了才會開始。前面是主句，會議還沒開始，所以用一般將來時(shí)；后面是until引導(dǎo)的時(shí)間狀語從句，所以要用一般現(xiàn)在時(shí)代替一般將來時(shí)。所以選C?？键c(diǎn)：考查動詞時(shí)態(tài)。50．It is still unknown how AI（人工智能） the way of our life as well as the world.A．change B．changed C．will change D．was changing【答案】C【解析】句意：仍然不知道人工智能將會怎么改變我們的生活方式還有世界。這是賓語從句，主句是一般現(xiàn)在時(shí)態(tài)，從句根據(jù)句意應(yīng)用一般將來時(shí)態(tài)；故選C