【正文】 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(dāng)…時(shí)，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?yàn)?；B. if如果；C. when 當(dāng)……的時(shí)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(guān)于朋友，你的觀點(diǎn)是什么？他們像書，只要他們好，我們不需要太多”。（引導(dǎo)條件狀語(yǔ)從句）；……就……（引導(dǎo)時(shí)間狀語(yǔ)從句）；，為的是（引導(dǎo)目的狀語(yǔ)從句）；（引導(dǎo)方式狀語(yǔ)從句）。根據(jù)句意可知，譯為“只要他們好”，引導(dǎo)條件狀語(yǔ)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(rèn)為時(shí)間和金錢都值得。A. As當(dāng)……的時(shí)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(dǎo)。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(dāng)我回到家的時(shí)候，我的媽媽正在瀏覽一本雜志。While當(dāng)…時(shí)候，引導(dǎo)時(shí)間狀語(yǔ)從句，從句中的謂語(yǔ)動(dòng)詞應(yīng)該是延續(xù)性的；When當(dāng)…時(shí)候，引導(dǎo)時(shí)間狀語(yǔ)從句，從句中謂語(yǔ)動(dòng)詞可以是延續(xù)性的，也可以是瞬間性的；through穿過(guò)，通過(guò)；around周圍。第一個(gè)空后came back是瞬間性動(dòng)詞，故不能用while引導(dǎo)，排除A。look through瀏覽；look around向四周看，根據(jù)句意可知應(yīng)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(dāng)我們想為某物付錢時(shí)，我們只需要掃描二維碼。A. When當(dāng)……時(shí)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(dāng)我們付錢時(shí)的動(dòng)作，用關(guān)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(lái)，她就會(huì)告訴你答案。考查時(shí)態(tài)。tells告訴，一般現(xiàn)在時(shí)；told一般過(guò)去時(shí)；will tell一般將來(lái)時(shí)；is telling現(xiàn)在進(jìn)行時(shí)。as soon as表示“一……就……”。由as soon as引導(dǎo)的從句需要用一般現(xiàn)在時(shí)態(tài)代替將來(lái)時(shí)態(tài)，可知主句時(shí)態(tài)是一般將來(lái)時(shí)。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(dāng)我在美國(guó)的時(shí)候，我交了很多美國(guó)朋友?？疾檫B詞辨析。while當(dāng)……的時(shí)候，表時(shí)間；although盡管，表讓步；unless除非，表?xiàng)l件，相當(dāng)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(guó)朋友，可知是在美國(guó)的時(shí)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(gè)錯(cuò)誤，但他在它變得更糟前采取了行動(dòng)改變現(xiàn)狀。Until直到；when當(dāng)時(shí)；before在之前；because因?yàn)?。根?jù)句意可知選C。考點(diǎn)：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(méi)有，露西因?yàn)榘l(fā)高燒呆在家里了。A. because因?yàn)椋籅. if如果；C. until直到……才；D. unless除非，如果不。露西呆在家里沒(méi)有來(lái)是因?yàn)榘l(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(xué)校因?yàn)樗谏虾⒓訖C(jī)器人競(jìng)賽。so所以；because因?yàn)?；before在……之前；if如果。所以選B。考點(diǎn)：考查連詞。