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。50.Julie didn’t leave her office _____ the police arrived.A.however B.whenever C.while D.until【答案】D【解析】試題分析:句意: 直到警察到來,朱莉才離開辦公室. A. however然而;B. whenever無論何時;C. while而;D. until直到;根據(jù)句意,故選D。故選A。表示結(jié)果;C. so that 以便,為了,表示目的;D. even though盡管,即使,表示條件。A. as soon as一……就……。故選:B。D. Because連詞,因為,引導(dǎo)原因狀語從句。48. Square Dancing is good exercise for the old, sometimes it makes a lot of noise.A.IfB.AlthoughC.UntilD.Because【答案】B【解析】【詳解】句意:雖然廣場舞對老年人來說是很好的運(yùn)動,但有時也會制造很大的噪音。答句是條件狀語從句,需用if連接??疾檫B詞辨析題。考點:考查連詞。so所以;because因為;before在……之前;if如果。根據(jù)題意,故選C。第一空是if引導(dǎo)的條件狀語從句,從句用一般現(xiàn)在時態(tài),主語是it,這里be動詞用is。 rains【答案】C【解析】【詳解】句意:——如果這個星期天天氣好,我們?nèi)ヒ安桶伞?rains C.is fine。45.—Let’s have a piic if it ________ this Sunday.—But nobody knows if it ________ on that day.A.will be fine。根據(jù)句子結(jié)構(gòu)可知,第一個空是賓語從句,作be pleased with的賓語,從句中done后缺少賓語,故用what引導(dǎo),that引導(dǎo)賓語從句時,在從句中不作成分;第二個空考查的是so…that“如此……以至于……”這個句型,應(yīng)用that。 what C.that。44.She is so pleased with _____ he has done _____ she keeps praising him.A.what。前面意思是“他得掙好多錢”,后面意思是“他能夠給孩子們買好吃的和衣服”。根據(jù)句意和語境,可知答句是if引導(dǎo)的條件狀語從句,遵循“主將從現(xiàn)”的原則,if從句用一般現(xiàn)在時,主語it是第三人稱單數(shù),動詞用三單形式,“下雨”用rain,所以第一空填rains;主句用一般將來時,“呆在家里”stay at home,用will+動詞原形,所以第二空填will stay;故答案選D。但是如果明天下雨,我將呆在家里。 stay D.rains。 will stay B.will rain。A. if如果; B. because因為; C. unless除非; D. after在……之后,根據(jù)句意此題選C??键c:考查連詞辨析41.—I’m busy with my schoolwork these days.—That’s great! You won’t get good grades ______ you work hard.A.if B.becauseC.unless D.a(chǎn)fter【答案】C【解析】試題分析:句意:這些天我忙著學(xué)校工作。句意:如果你經(jīng)常使用詞典,你的書寫會很快提高的。after在……之后;if如果;because因為;unless除非;根據(jù)句意可知是unless引導(dǎo)的的條件狀語從句;故選D。根據(jù)題意,故選C。根據(jù)上文the tourists didn39。t leave the hotel ________ the heavy rain stopped.A.if B.because C.until D.whenever【答案】C【解析】【詳解】句意:沒有雨傘,游客們直到大雨停了才離開旅館。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。While當(dāng)…時候,引導(dǎo)時間狀語從句,從句中的謂語動詞應(yīng)該是延續(xù)性的;When當(dāng)…時候,引導(dǎo)時間狀語從句,從句中謂語動詞可以是延續(xù)性的,也可以是瞬間性的;through穿過,通過;around周圍。 through C.When。37.________ I came back home yesterday, my mother was looking ________ a magazine.A.While。根據(jù)句意,故選B。36. has a habit of taking a shower _________ he has breakfast.A.though B.before C.because D.since【答案】B【解析】試題分析:句意:史密斯先生有在吃早飯前洗澡的習(xí)慣。;;;……時候,由于?!?—我同意你。根據(jù)前文的can’t,可知構(gòu)成not…until…引導(dǎo)的時間狀語從句,表示“直到……才……”,故選A。考查從屬連詞。34.We can39。not…until…“直到……才……”;since“自……以來;既然,由于”;if“如果”;while“雖然,當(dāng)……時候”。33.We didn’t start our discussion __________ everybody arrived.A.since B.if C.while D.until【答案】D【解析】考查not…until…的用法。A 因為;B 當(dāng)……時候;C 為了;D 似乎;故選C。故選C。31. 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引導(dǎo)的條件狀語從句中,如果主句是將來時,從句用一般現(xiàn)在時代替將來時。 A. unless 除非; B. once 一次;C. since 因為; D. after 在…之后,根據(jù)題意可知此句是unless引導(dǎo)的條件狀語從句,故選A。29.They will lose the game _______ they try their best.A.unless B.once C.since D.a(chǎn)fter【答案】A【解析】【詳解】試題分