【文章內(nèi)容簡(jiǎn)介】 19．You are sure to fail the exam ________ you study hard.A．if B．unless C．since D．that【答案】B【解析】試題分析：句意：如果你不努力學(xué)習(xí)，你一定會(huì)考試不及格的。；B. unless如果不；C. since自從；結(jié)合句意，故選B?？键c(diǎn)：考查連詞的用法。20．She was happy to get a gift from her friend, _________it was only a card.A．if . B．unless C．though D．because【答案】C【解析】【詳解】句意：她很高興從她的朋友那里得到一份禮物，雖然只是一張卡片?？疾檫B詞辨析。if如果，表?xiàng)l件；unless除非，表?xiàng)l件；推后盡管，表讓步；because因?yàn)椋碓?。本句是讓步狀語從句，根據(jù)句意結(jié)構(gòu)和語境，可知選C。21．The nurse won’t leave her patients ______ she’s sure somebody else takes good care of them.A．if B．because C．since D．unless【答案】D【解析】【詳解】句意：這個(gè)護(hù)士如果不確定其他人照顧她的病人，她不會(huì)離開他們。if如果，引導(dǎo)條件狀語從句用一般現(xiàn)在時(shí)，主句用一般將來時(shí)；because因?yàn)椋瑂ince自從，引導(dǎo)時(shí)間狀語從句，主句用現(xiàn)在完成時(shí)；unless除非，如果不，引導(dǎo)條件狀語從句用一般現(xiàn)在時(shí)，主句用一般將來時(shí)；結(jié)合句意，如果她不確定有人照顧病人，她不會(huì)離開。故選D。22．_____ the weather is fine tomorrow, we will go fishing.A．As well as B．As soon as C．As long as D．As far as【答案】C【解析】【詳解】C 本題考查連詞短語用法。句意：只要明天天氣好，我們就要去釣魚。A. As well as也； B. As soon as意為：一……就； C. As long as只要；D. As far as意為：和……一樣遠(yuǎn)。引導(dǎo)條件狀語從句用as long as只要。故選C。23．She eats icecream a lot, ________it isn39。t good for her.A．a(chǎn)fter B．until C．because D．a(chǎn)lthough【答案】D【解析】【詳解】句意：她經(jīng)常吃冰淇淋，雖然這對(duì)她不好?？疾檫B詞辨析。A. after在……以后，表時(shí)間；B. until直到，表時(shí)間；C. because因?yàn)?，表原因；D. although盡管，表讓步。本句前后是讓步關(guān)系，需用although連接；根據(jù)句意語境，可知選D。24．（題文）I’m sure that you will succeed in the end ___________ you give up halfway.A．until B．till C．unless D．a(chǎn)lthough【答案】C【解析】試題分析：句意：如果你不半途放棄，我肯定你最終會(huì)成功的。A. until直到，表示時(shí)間；B. till 直到，表示時(shí)間；C. unless如果不，除非，表示條件；D. although雖然，盡管。表示讓步。如果不放棄，就會(huì)成功。故選C?？键c(diǎn)：考查連詞用法辨析。25．______we cannot change yesterday,we can learn lessons to face tomorrow.A．Though B．As C．Since D．Unless【答案】A【解析】句意：盡管我們無法改變昨天，但是我們可以吸取教訓(xùn)來面對(duì)明天。though盡管，引導(dǎo)了讓步狀語從句；as當(dāng)……時(shí)候，引導(dǎo)時(shí)間狀語從句；since因此，引導(dǎo)原因狀語從句；unless除非，引導(dǎo)條件狀語從句。結(jié)合句意，前半句表示我們無法改變昨天，后半句表示我們可以面對(duì)明天，前后是讓步關(guān)系，故用連詞though。故選A。26．—His handwriting is very careful.—Yeah. With the help of him, his sister writes as ________ as him.A．care B．carefulC．more carefully D．carefully【答案】D【解析】試題分析：句意：——他的書寫非常認(rèn)真?！堑摹Ｔ谒膸椭?，他的妹妹寫得和他一樣認(rèn)真。care關(guān)心，是動(dòng)詞；careful認(rèn)真的，是形容詞；more carefully更認(rèn)真地；carefully認(rèn)真地。as+形容詞的原級(jí)+as“和……一樣”，修飾動(dòng)詞write，故用副詞carefully，故選D?？键c(diǎn)：考查副詞的用法。27．Thefootballfanscheered______theyheardtheexcitingnews．A．eventhough B．inorderthatC．a(chǎn)ssoonas D．a(chǎn)slongas【答案】C【解析】【詳解】句意“足球迷一聽到這個(gè)令人興奮的消息就歡呼起來”。even though盡管（引導(dǎo)讓步狀語從句）；in order that為了（引導(dǎo)目的狀語從句）；as soon as一……就……（引導(dǎo)時(shí)間狀語從句）；as long as只要（引導(dǎo)條件狀語從句）。根據(jù)句意可知，譯為“足球迷一聽到這個(gè)令人興奮的消息就歡呼起來”，引導(dǎo)時(shí)間狀語從句。故選C。28．I’ll go to visit my aunt in England _______ the summer holiday starts.A．while B．since C．until D．a(chǎn)s soon as【答案】D【解析】【詳解】句意：暑假一開始，我就要去看望我在英國(guó)的姑姑?？疾檫B詞辨析。A．while正當(dāng)……的時(shí)候；B．since因?yàn)?；C．until 直到；D．a(chǎn)s soon as一……就……。此處是時(shí)間狀語從句， 據(jù)題意，故選D。29．“A white elephant” means something that is useless, ___________ it may cost a lot of money.A．unless B．until C．since D．a(chǎn)lthough【答案】D【解析】【詳解】句意：“白象”指的是無用的東西，盡管它可能要花很多錢?？疾檫B詞辨析。A. unless除非，引導(dǎo)條件狀語從句；B. until直到……才……，引導(dǎo)時(shí)間狀語從句；C. since由于，引導(dǎo)原因狀語從句；D. althou