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根據(jù)句意可知if不合句意,故選B。50.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,你可能會感到孤獨(dú),除非你能找個(gè)人一起吃午飯。而英語狀語從句的時(shí)態(tài)與主句有比較緊密的聯(lián)系,若主句為一般將來時(shí),時(shí)間和條件狀語從句通常要用一般現(xiàn)在時(shí)表示將來,而不能直接使用將來時(shí)態(tài)?!堑?,但是如果下雨,我們就會去參觀博物館。 will rain B.have。though雖然,盡管;unless除非;because因?yàn)椋籭f是否,如果。所以選B。用作副詞,修飾形容詞和副詞。 such D.such。 such B.such。A. though盡管,雖然;B. unless除非;C. if如果。A. unless如果不,除非,引導(dǎo)條件狀語從句; B. until 直到,引導(dǎo)時(shí)間狀語從句; C. after 在……后,引導(dǎo)時(shí)間狀語從句; D. as因?yàn)?,由于,引?dǎo)原因狀語從句。考查連詞辨析。herknow根據(jù)句意可知,譯為“只要他們好”,引導(dǎo)條件狀語從句,故選A。故選A。A. as soon as一……就……。39.Henry will give us a report as soon as he _______.A.a(chǎn)rrives B.a(chǎn)rrived C.is arriving D.will arrive【答案】A【解析】【詳解】句意:亨利一到,他就要給我們做一個(gè)報(bào)告。38.What a mess! The sharing bikes are thrown everywhere.Let’s collect and put them in the right place they can be used conveniently.A.unless B.so that C.because D.so long as【答案】B【解析】句意:——真是一團(tuán)糟!共享自行車到處都是。二胡映月是如此悲傷,但美麗,在其美麗的下面我感覺到一種強(qiáng)烈的悲傷和痛苦。 was B.has learned。第一空是if引導(dǎo)的條件狀語從句,從句用一般現(xiàn)在時(shí)態(tài),主語是it,這里be動(dòng)詞用is。 rains C.is fine??疾闋钫Z從句。 stay C.rains。那太好了,除非你努力工作,否則你不會取得好成績。33._______ you use your dictionary often, your spelling will improve.A.Whether B.IfC.Though D.While【答案】B【解析】試題分析:Whether是否;If是否,如果;Though 雖然,盡管;While 然而,當(dāng)……時(shí)。32.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。考點(diǎn):考查原因狀語從句的連詞 。30.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?。故選A。分析句子___________ I do, I do it for you. 的結(jié)構(gòu)可知,本題缺少的是賓語,也就是do的賓語,能充當(dāng)賓語的是選項(xiàng)A/D,故排除B/C;Whoever無論誰,指人,做do的賓語不合適,排除。根據(jù)句意可知,空前和空后之間表示讓步,用although,故選A。句意:如果你有問題,給你的老師說說,你就會得到幫助。根據(jù)前后句子之間關(guān)系可知,有因果關(guān)系,故選A。故選C。23.(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,我肯定你最終會成功的。22.Would you like to go bike riding with us tomorrow? Sure, ____ I am busy.A.since B.unless C.when D.until【答案】B【解析】試題分析:句意:你想要明天和我們一起去劃船嗎?好的,如果我不忙我就去。結(jié)合句意,故選B考點(diǎn):考查連詞的用法.21.________ there is danger on the internet, online insurance is still popular among the young.A.Unless B.Though C.Since D.Until【答案】B【解析】【詳解】句意:雖然網(wǎng)上存在危險(xiǎn),但網(wǎng)上保險(xiǎn)在年輕人中仍然很流行。結(jié)合句意,故選D。故選C。18._____ 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。根據(jù)I didn’t need to,我沒必要打,可知不打電話是有原因的,故選D考點(diǎn):考查連詞。結(jié)合句意,前半句讓彼得給我們及明信片,后半句知道彼得到哪里參觀了,后一句是前一句的結(jié)果,故用連詞so。t win an Oscar和答語中的but he never gave up.,結(jié)合句意結(jié)構(gòu)和語境,可知until符合句意,故選D。對他來說很難實(shí)現(xiàn)這個(gè)夢想,但他從不放棄。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。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。根據(jù)句意可知,這里表示“當(dāng)你在閱覽室的時(shí)候”,故應(yīng)選A。三、如果主句是含有情態(tài)動(dòng)詞的一般現(xiàn)在時(shí),根據(jù)需要從句多用一般現(xiàn)在時(shí) 如:You should be quiet when you are in the reading room 在閱覽室時(shí)應(yīng)保持安靜 四. 如果if的條件狀語從句遇到變換間接和直接時(shí) , 祈使句應(yīng)用not to.... 如。只有D項(xiàng)符合題意。