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can39。t cross the road the traffic lights turn green.A.until B.if C.while D.a(chǎn)s【答案】A【解析】【詳解】句意:我們要等交通信號(hào)燈變綠了才能過(guò)馬路。考查從屬連詞。A. until直到;B. if如果;C. while當(dāng)……時(shí);D. as隨著。根據(jù)前文的can’t,可知構(gòu)成not…until…引導(dǎo)的時(shí)間狀語(yǔ)從句,表示“直到……才……”,故選A。25.It was ______ lovely weather ______ we decided to spend the day on the beach.A.such a; that B.such; that C.such; as D.so; that【答案】B【解析】試題分析:句意:是那么好的天氣,以至于我們決定在沙灘上度過(guò)那一天的時(shí)光。so、such 區(qū)別:So,如此,那么,so+形容詞;such,如此,那么。such+(a/an)+(形容詞)+名詞,但名詞前有few,little,many,,故排除A,such…that…如此的……以至于……。結(jié)合句意,故選B。考點(diǎn):考查連詞的用法。26. Tom failed in the exam ag ain ______ he tried his best.A.if B.unless C.though D.because【答案】C【解析】試題分析:句意:盡管他盡了最大努力,湯姆在考試中又不及格。if是否,如果;unless除非,如果不;though雖然,盡管;because因?yàn)?。故選C?!究键c(diǎn)定位】考查連詞辨析27.The two panies decided to work together ______ they had mon interest.A.because B.unless C.but D.or【答案】A【解析】【詳解】試題分析:句意:這兩家公司決定合作,因?yàn)樗麄冇泄餐睦?。前因后果,后面是表原因的狀語(yǔ)從句,用because連接。; B. unless 除非,表讓步;C. but但是,表轉(zhuǎn)折;D. or或者,表選擇。故選A??键c(diǎn):考查原因狀語(yǔ)從句的連詞 。28.—When is the school art festival?—It will be held on time if it next Monday.A.don’t rain B.won’t rain C.doesn’t rain D.didn’t rain【答案】C【解析】【詳解】句意:學(xué)校的藝術(shù)節(jié)是什么時(shí)候?——如果不下雨的話,下周一將會(huì)如期舉行。If引導(dǎo)的條件狀語(yǔ)從句中,如果主句是將來(lái)時(shí),從句用一般現(xiàn)在時(shí)代替將來(lái)時(shí)。故選C。29.We don39。t know the love of our parents _______ we bee parents ourselves one day.A.untilB.a(chǎn)fterC.whenD.since【答案】A【解析】句意:直到有一天我們成為父母,才知道父母的愛(ài)。本題考查連詞。A. until到…為止,在…以前。 直到…才。B. after在…以后。C. when當(dāng)時(shí)候;D. since自從。 從…以來(lái)。Not until 直到才;不到不,是固定搭配,故選A。30.Did you call Sara back ? I didn’t need to ,_____ we’ll have a meeting together tonight.A.though . B.unless C.because D.if【答案】C【解析】【詳解】句意:——你給薩拉回電話了嗎?——我不需要給薩拉回電話,因?yàn)槲覀兘裢硪黄鹩袀€(gè)會(huì)議??疾檫B詞辨析。though雖然,盡管;unless除非;because因?yàn)?;if是否,如果。根據(jù)句意可知前后句是因果關(guān)系,故選C。