【正文】 40．—Let’s have a piic if it ________ this Sunday.—But nobody knows if it ________ on that day.A．will be fine。 will rain B．will be fine。 rains C．is fine。 will rain D．is fine。 rains【答案】C【解析】【詳解】句意：——如果這個(gè)星期天天氣好，我們?nèi)ヒ安桶??！珱](méi)人知道那天會(huì)不會(huì)下雨。第一空是if引導(dǎo)的條件狀語(yǔ)從句，從句用一般現(xiàn)在時(shí)態(tài)，主語(yǔ)是it，這里be動(dòng)詞用is。排除AB；第二空是if引導(dǎo)的賓語(yǔ)從句，根據(jù)語(yǔ)境可知用一般將來(lái)時(shí)，其結(jié)構(gòu)是will{動(dòng)詞原形。根據(jù)題意，故選C。41．I think he’s been drinking, _________ I’m not pletely sure.A．if B．though C．until D．a(chǎn)s【答案】B【解析】if “如果、是否”；though “雖然；盡管”；until是“直到……才……”；as “由于、因?yàn)椤?。由上句“我認(rèn)為他一直飲酒”和下句“我不能完全確定”可知，兩者是讓步關(guān)系，用though引導(dǎo)讓步狀語(yǔ)從句。句意為“我認(rèn)為他一直在飲酒，盡管我不恩給你完全確定?！究键c(diǎn)】考查連詞意義辨析。42．﹣Friends are like books．﹣Yes，we don39。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．43．Rose cooks meals at home on Sundays. She never eats ________ her mother es back and 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。44．John didn’t give up looking for a job ________ he got an offer from a German pany.A．until B．since C．because D．if【答案】A【解析】【詳解】句意：約翰一直沒(méi)有停止找工作，直到它在一家德國(guó)公司得到一個(gè)職位。Until直到；since由于，自從……以來(lái)；because因?yàn)?；If是否，如果。短語(yǔ)not……until……，直到……才，故選A。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(shí)候，你可能會(huì)感到孤獨(dú)，除非你能找個(gè)人一起吃午飯?？疾檫B詞用法辨析。if如果，unless除非，都表?xiàng)l件；after表時(shí)間，because表原因。本句前后句是條件關(guān)系，可排除CD兩項(xiàng)。根據(jù)句意可知if不合句意，故選B。46． Talk to your teacher and you will get help ________ you have a problem.A．unless B．ifC．until D．so【答案】B【解析】試題分析：unless除非，如果不； if是否，如果；until直到；So因此。句意：如果你有問(wèn)題，給你的老師說(shuō)說(shuō)，你就會(huì)得到幫助。故選B?？键c(diǎn)：考查連詞辨析47． Can students go online during lessons? They can ________ it is for that lesson.A．ifB．orC．soD．but【答案】A【解析】句意：——學(xué)生可以在課上上網(wǎng)嗎？——如果是為了上課，他們可以上網(wǎng)?？疾檫B詞辨析題。if如果，表?xiàng)l件；or或者，表選擇；so所以，表結(jié)果；but但是，表轉(zhuǎn)折。答句是條件狀語(yǔ)從句，需用if連接。根據(jù)句意結(jié)構(gòu)，可知選A。48．She stopped talking her mother came into the room.A．a(chǎn)s soon as B．unless C．though【答案】A【解析】句意：她媽媽一進(jìn)到房間里，她就停止了說(shuō)話。A. as soon as 一就； B. unless 除非； C. though盡管；這里是考察連詞，根據(jù)She stopped talking 和her mother came into the ，可知是媽媽一進(jìn)到房間里，她就停止了說(shuō)話；故選A49．I39。m sure dreams don39。t work you do.A．if B．until C．when D．since【答案】B【解析】【詳解】句意：我相信夢(mèng)想在你做之前是不會(huì)實(shí)現(xiàn)的?？疾檫B詞辨析。if如果，表?xiàng)l件；until直到，表時(shí)間，多與not連用表示“直到……才”；when什么時(shí)候，表時(shí)間；since自從，用于表示一段時(shí)間。本句是“not …until”結(jié)構(gòu)，根據(jù)句意結(jié)構(gòu)和語(yǔ)境，可知選B。50．Today’s young people can’t live without smart phones. They keep their hands on the phones whenever they go, even while they_______meals.A．had B．will haveC．a(chǎn)re having D．were having【答案】C【解析】【詳解】句意：今天的年輕人沒(méi)有智能手機(jī)就活不下去。無(wú)論何時(shí)甚至在吃飯時(shí)他們都手里拿著手機(jī)。考查動(dòng)詞時(shí)態(tài)。while表示一段時(shí)間，后面使用進(jìn)行時(shí)態(tài)，主句是一般現(xiàn)在時(shí)，可知從句使用現(xiàn)在進(jìn)行時(shí)；故答案C。