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考點(diǎn):考查連詞的用法12.________ you’re invited to speak, you should remain silent at the meeting.A.Because B.After C.If D.Unless【答案】D【解析】【詳解】句意:除非你被邀請(qǐng)發(fā)言,否則你應(yīng)該在會(huì)上保持沉默。;……之后;;。根據(jù)句意可知,此句是條件狀語(yǔ)從句,動(dòng)詞invite與句子的主語(yǔ)you之間在邏輯上存在被動(dòng)關(guān)系,此空是除非,如果不的意思,此空故填Unless,故選D。13.– I usually choose to take the train to travel __________ I39。m free.So do I. I think we can enjoy something beautiful on the trainA. before B.when C. after D. though【答案】B【解析】【詳解】句意:當(dāng)我有空的時(shí)候,我通常選擇乘火車去旅行。我也是。我認(rèn)為在火車上我們可以欣賞一些美麗的景色。A. before在…之前;B. when當(dāng)…時(shí)候;C. after在…之后;D. though盡管。根據(jù)題意,故選B。14.Tony has had to cook by himself ________ his mother went on business to Guangzhou.A.since B.a(chǎn)fter C.during D.when【答案】A【解析】【詳解】句意:自從媽媽去廣州出差以來(lái),托尼不得不自己做飯。A. since從……以來(lái);B. after在……之后;C. during 在……期間;D. when當(dāng)……時(shí)候。since后跟時(shí)間狀語(yǔ)從句時(shí),表示的是到目前為止的時(shí)間段,從句時(shí)態(tài)為一般過(guò)去時(shí),而主句的時(shí)態(tài)為現(xiàn)在完成時(shí),故正確答案為A。15.— 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)?;B. 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。16.Cathy is afraid of the dog. She will run away _______she sees it.A.ever since B.a(chǎn)lthough C.a(chǎn)s soon as D.so that【答案】C【解析】【詳解】句意:凱西害怕狗,她一看到狗就跑了??疾檫B詞辨析。A. ever since自從;B. although雖然、盡管;C. as soon as一…就;D. so that以便;所以。根據(jù)Cathy is afraid of the dog. 凱西害怕狗,可推知是她一看到狗就跑開(kāi)了,結(jié)合選項(xiàng)可知C選項(xiàng)符合題意,故答案選C。17.Daming hasn39。t done much exercise _______ he got his puter.A.when B.if C.though D.since【答案】D【解析】試題分析:句意:自從有了電腦,大衛(wèi)就沒(méi)有做許多運(yùn)動(dòng)了。A. when當(dāng)……時(shí);指時(shí)間;B. if如果,表示條件;C. though雖然,盡管,表示讓步;D. since自從,表示時(shí)間的起點(diǎn)。不鍛煉是從有電腦開(kāi)始的,表示時(shí)間的起點(diǎn),用since。故選D??键c(diǎn):考查連詞辨析。18.Let39。s go climbing Langshan Mountain thi