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ut immediately if something happens.A.a(chǎn)fter B.since C.while D.so that【答案】D【解析】【詳解】句意:準(zhǔn)備好以便如果有事發(fā)生你可以立即出發(fā)。26.Lots of people exercise every morming_________bad weather stops them.A.if B.unless C.until D.since【答案】B【解析】考查連詞詞義辨析。故選B??疾檫B詞用法。 that B.so。So+形容詞或副詞+that從句,表示如此……以至于……;such+a/an+形容詞+that從句,表示如此一個……以至于……?!獎e提了。根據(jù)句意結(jié)構(gòu)和語境,可知選A。A. since自從……,后接時間名詞或從句,表一段時間,用于現(xiàn)在完成時;B. before在……以前,表時間;C. unless除非,表條件;D. though盡管,表讓步。If如果,引導(dǎo)條件狀語從句;unless除非,引導(dǎo)條件狀語從句;since自從,因為,引導(dǎo)時間狀語從句;when當(dāng)……時候,引導(dǎo)時間狀語從句;條件狀語從句用一般現(xiàn)在時表示一般將來時,主句用一般將來時,根據(jù)題中的時態(tài)和句意,如果不努力,就通不過考試,故此處用unless。 A. unless 除非; B. once 一次;C. since 因為; D. after 在…之后,根據(jù)題意可知此句是unless引導(dǎo)的條件狀語從句,故選A。the part was a small one結(jié)合句意,后一句表示角色小,前一句表示他對這個角色感到高興,故前后表示讓步關(guān)系,故用連詞though。故選C。 what D.that 。同時,what he was doing又做了介詞 at的賓語,是賓語從句;而設(shè)空處做從句動詞do的賓語,that無實義,需用what引導(dǎo)。A. when當(dāng)……時;指時間;B. if如果,表示條件;C. though雖然,盡管,表示讓步;D. since自從,表示時間的起點。38.Eddie was sleeping _______ Millie was reading a magazine.A.until B.while C.before D.a(chǎn)fter【答案】B【解析】【分析】【詳解】試題分析:句意:埃迪在睡覺,同時米莉正在讀一本雜志。39.——Today’s young people can’t live without smart phones.——They keep their hands on the phones wherever they go, even while they meals.A.have B.a(chǎn)re havingC.were having D.will have【答案】B【解析】【詳解】句意:——今天的年輕人沒有智能手機無法生活。while后跟進(jìn)行時態(tài),主句時態(tài)是一般現(xiàn)在時,可知while后面的從句時態(tài)用現(xiàn)在進(jìn)行時。結(jié)合語境可知選B??键c:考查連詞的用法42.—Are you going to climb the mountains tomorrow?—Yes. But if it _____, I_____ at home.A.will rain。 will stay【答案】D【解析】【詳解】句意:——你明天將去爬山嗎?——是的。43._____ they are very tired, they feel happy because they’ve finally finished their project.A.So B.Although C.If D.But【答案】B【解析】【詳解】句意:盡管他們很累,他們感到高興,因為他們終于完成了他們的項目。答案選B??键c:考查連詞。本句前后句是條件關(guān)系,可排除CD兩項。until 直到……才;if 如果;because 因為;since 自從,既然。故選A。until用于肯定句中,意為“到…為止”,表示動作一直持續(xù)到所說時間為止,本句就是說“到名字被叫到為之,請一直等待”,前半句和后半句中不存在因果關(guān)系,排除C,也沒有表示“自從”的意味,排除B,故選A。knowher考查連詞辨析。是的,只要我們勇敢的走出去,我們就會發(fā)現(xiàn)它并不是這么難。根據(jù)句意可知,這是一個條件狀語從句,故應(yīng)選C。短語not ...until...意為“直到......才......”,故選D。toldaboutdidn39。 輪到我了嗎? 還沒。47.He didn’t go to school yesterday _______ he was ill.A.because B.because of C.if D.so【答案】A【解析】【詳解】句意:他昨天沒去上學(xué),因為他病了。46.Helen was very rude to me. I refuse to speak to her again __________ she says sorry.A.until B.if C.because D.since【答案】A【解析】【詳解】句意:海倫對我粗魯,我拒絕跟她再次說話,直到她向我道歉為止??疾檫B詞用法辨析。so所以;because因為;before在……之前;if如果。A. So 因此;B. Although盡管;C. If如果;D. But但是??疾闋钫Z從句。 stay C.rains。那太好了,除非你努力工作,否則你不會取得好成績。40._______ you use your dictionary often, your spelling will improve.A.Whether B.IfC.Though D.While【答案】B【解析】試題分析:Whether是否;If是否,如果;Though 雖然,盡管;While 然而,當(dāng)……時。考查句子時態(tài)。while前后連接兩個進(jìn)行時態(tài)的句子。故選D。37.Daming hasn39。考查賓語從句和結(jié)果狀語從句。 that B.that 。35. Tom failed in the exam ag ain ______ he tried his best.A.if B.unless C.though D.because【答案】C【解析】試題分析:句意:盡管他盡了最大努力,湯姆在考試中又不及格??疾檫B詞辨析。The act