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she’d like to enjoy it together.A.until B.when C.a(chǎn)fter【答案】A【解析】考查連詞辨析。句意:星期天羅斯在家做飯。直到她媽媽回家她才吃飯。她喜歡和媽媽一起享用。A表示直到…才,B表示當…時,C表示在…之后。根據(jù)句意,故選A。41.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……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。42.- What’s your opinion about friends?- They are like books. We don’t need a lot of them they’re good.A.a(chǎn)s long as B.a(chǎn)s soon as C.so that D.a(chǎn)s if【答案】A【解析】【詳解】句意“關于朋友,你的觀點是什么?他們像書,只要他們好,我們不需要太多”。(引導條件狀語從句);……就……(引導時間狀語從句);,為的是(引導目的狀語從句);(引導方式狀語從句)。根據(jù)句意可知,譯為“只要他們好”,引導條件狀語從句,故選A。43. the journey was tiring,Jeff thought it was worth both the time and the money.A.As B.Since C.Unless D.Although【答案】D【解析】【詳解】句意:雖然旅途很累,杰夫認為時間和金錢都值得。A. As當……的時候;B. Since 自從;C. Unless除非;D. Although盡管。根據(jù)下文Jeff thought it was worth both the time and the ,這里用Although引導。根據(jù)題意,故選D。44.________ I came back home yesterday, my mother was looking ________ a magazine.A.While。 through B.When。 through C.When。 around【答案】B【解析】【詳解】句意:昨天當我回到家的時候,我的媽媽正在瀏覽一本雜志。While當…時候,引導時間狀語從句,從句中的謂語動詞應該是延續(xù)性的;When當…時候,引導時間狀語從句,從句中謂語動詞可以是延續(xù)性的,也可以是瞬間性的;through穿過,通過;around周圍。第一個空后came back是瞬間性動詞,故不能用while引導,排除A。look through瀏覽;look around向四周看,根據(jù)句意可知應該是“瀏覽雜志”,故選B。45.WeChat Pay makes our lives confident. ______ we want to pay for something, we just need to scan a QR code (掃描二維碼).A.When B.After C.Unless D.Until【答案】A【解析】【詳解】A 本題考查連詞辨析。句意:微信支付使我們的生活方便。當我們想為某物付錢時,我們只需要掃描二維碼。A. When當……時候; B. After在……以后; C. Unless除非; D. Until到……為止。綜合句意可知,掃描二維碼指的是當我們付錢時的動作,用關系副詞when。故鄉(xiāng)A。46.Betty you the answer as soon as she works it out later.A.tells B.told C.will tell D.is telling【答案】C【解析】【詳解】句意:貝蒂之后一算出來,她就會告訴你答案??疾闀r態(tài)。tells告訴,一般現(xiàn)在時;told一般過去時;will tell一般將來時;is telling現(xiàn)在進行時。as soon as表示“一……就……”。由as soon as引導的從句需要用一般現(xiàn)在時態(tài)代替將來時態(tài),可知主句時態(tài)是一般將來時。故選C。47.____ I was in the US, I made a lot of American friends.A.While B.Although C.Unless D.Until【答案】A【解析】【詳解】句意:當我在美國的時候,我交了很多美國朋友。考查連詞辨析。while當……的時候,表時間;although盡管,表讓步;unless除非,表條件,相當于if not;until直到,與not連用表示“直到……才”。根據(jù)I made a lot of American friends我交了很多美國朋友,可知是在美國的時候,故選A。48. He made a mistake, but then he took action to change the situation ________ it got worse.A.until B.when C.before D.because【答案】C【解析】試題分析:句意:他犯了一個錯誤,但他在它變得更糟前采取了行動改變現(xiàn)狀。Until直到;when當時;before在之前;because因為。根據(jù)句意可知選C??键c:考查連詞。49.— Is everyone here today?— No, Lucy is at home ________ she has got a high fever.A.because B.if C.until D.unless【答案】A【解析】【詳解】句意:——今天大家都到齊了嗎?——沒有,露西因為發(fā)高燒呆在家里了。A. because因為;B. if如果;C. until直到……才;D. unless除非,如果不。露西呆在家里沒有來是因為發(fā)高燒的原因。故答案為A。50.Chen Wei isn’t at school today ________ he is taking a robot petition in Shanghai.A.so B.because C.before D.if【答案】B【解析】試題分析:句意:陳煒今天不在學校因為他在上海參加機器人競賽。so所以;because因為;before在……之前;if如果。所以選B??键c:考查連詞。