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t need lots of them they are good.A.a(chǎn)s if B.even thoughC.a(chǎn)s long as D.a(chǎn)s far as【答案】C【解析】【詳解】句意:—朋友像書籍。是的,我們不需要太多,只要他們品質(zhì)好??疾檫B詞辨析,as if好像,even though盡管,as long as只要,as far as據(jù)……,根據(jù)句意,﹣﹣朋友就像書籍.﹣﹣是的,我們不需要太多只要他們品質(zhì)好.故選C.42.Did you catch what the teacher said?No. She spoke so fast _______ I couldn’t hear her very clearly.A.which B.that C.when D.since【答案】B【解析】考查從句的連接詞。“你聽懂老師講的了嗎?”“不。她說的那么快以至于我聽得不是太清楚。”so...that...“如此......以至于......”,表示結(jié)果。故選B。43.The teacher speaks very loudly all the students can hear her.A.so that B.because C.since D.when【答案】A【解析】【詳解】句意:為了讓所有學(xué)生都能聽見她,老師講得非常大聲。A. so that 是固定詞組,引導(dǎo)目的狀語從句時,表示“以便;為了”,從句中常使用can /could /may /might /will /would /should等情態(tài)動詞或助動詞,因此選A。B. because 意為“因為”;C. since 表示“自……以來,因為,由于”;D. when 意為“當(dāng)……時”。老師大聲說話的目的是讓學(xué)生們都聽到,所以,B、C、D均不符合題意。44.— What were you doing ______ I knocked at the door?— I was sleeping.A.unless B.onceC.when D.while【答案】C【解析】【詳解】試題分析:句意:-我敲門時,你在做什么?-我在睡覺。A.unless如果不,除非;引導(dǎo)條件狀語從句;B.once一旦……,引導(dǎo)條件狀語從句;C.when當(dāng)……時,表示兩個動作同時發(fā)生,主句一般使用過去時,從句使用過去進(jìn)行時;D.while當(dāng)……時,表示兩個動作同時發(fā)生,后跟延續(xù)性動詞,從句一般使用進(jìn)行時態(tài),表示一段時間。本題表示“當(dāng)……時”,knock是非延續(xù)性動詞,故選C??键c:考查連詞辨析。45.When you are in your school dining hall during lunchtime, you may feel lonely _______ you can find someone to have lunch with.A.if B.unlessC.a(chǎn)fter D.because【答案】B【解析】【分析】【詳解】句意:當(dāng)你在學(xué)校食堂吃午飯的時候,你可能會感到孤獨,除非你能找個人一起吃午飯??疾檫B詞用法辨析。if如果,unless除非,都表條件;after表時間,because表原因。本句前后句是條件關(guān)系,可排除CD兩項。根據(jù)句意可知if不合句意,故選B。46.It was the middle of the night _____the sound of the piano woke me up.A.because B.if C.when D.a(chǎn)lthough【答案】C【解析】【詳解】句意:正是半夜鋼琴聲把我吵醒了。A. because因為;B. if如果;C. when 當(dāng)……的時候;D. although盡管,雖然。根據(jù)下文the sound of the piano woke me 。根據(jù)題意,故選C。47.What a mess! The sharing bikes are thrown everywhere.Let’s collect and put them in the right place they can be used conveniently.A.unless B.so that C.because D.so long as【答案】B【解析】句意:——真是一團(tuán)糟!共享自行車到處都是?!屛覀儼阉鼈兪占饋矸旁诤线m的地方,這樣它們就可以方便地使用了。A. unless除非;B. so that以便;C. because因為;D. so long as只要。結(jié)合句意可知,此處是so that引導(dǎo)的目的狀語從句,答案為B。48.I will call you as soon as he______ here.A.a(chǎn)rrive B.will arrive C.a(chǎn)rrives D.a(chǎn)rrived【答案】C【解析】【詳解】句意:他一到這里我就給你打電話。as soon as引導(dǎo)的時間狀語從句,遵循“主將從現(xiàn)”的原則,也就是當(dāng)主句是一般將來時態(tài)時,從句用一般現(xiàn)在時態(tài),從句中的主語he是第三人稱單數(shù),動詞要用三單形式,故答案為C?!军c睛】“主將從現(xiàn)”說的是在含有時間狀語從句和條件狀語從句的主從復(fù)合句中,如果主句的時態(tài)是一般將來時,那么從句要用一般現(xiàn)在時。時間狀語從句主要由as soon as, when, until等來引導(dǎo),條件狀語從句主要由if, unless來引導(dǎo)。如:I will tell him about it when he es. 他來的時候,我會告訴他這件事的。If it is fine tomorrow, we will go outing. 如果明天天氣好,我們就去郊游。49. Square Dancing is good exercise for the old, sometimes it makes a lot of noise.A.IfB.AlthoughC.UntilD.Because【答案】B【解析】【詳解】句意:雖然廣場舞對老年人來說是很好的運動,但有時也會制造很大的噪音。A. If連詞,如果,引導(dǎo)條件狀語從句;B. Although連詞,雖然、即使,引導(dǎo)讓步狀語從句;C. Until連詞,直到,引導(dǎo)時間狀語從句。D. Because連詞,因為,引導(dǎo)原因狀語從句。根據(jù)前后文之間的“讓步”關(guān)系可知,選用although。故選:B。50.Our world will get better and better each of us lives a greener life.A.before B.if C.though D.until【答案】B【解析】試題分析:句意:如果我們每一個人都過更綠色的生活,那么我們的世界將會變的越來越好。A. before在……之前,引導(dǎo)時間狀語從句;B. if 如果,引導(dǎo)條件狀語從句;C. though 盡管,雖然,引導(dǎo)讓步狀語從句;D. until直到……引導(dǎo)時間狀語從句。結(jié)合句意,故選B。考點:考查連詞的用法。