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ade a serious mistake, but he took immediate action to change that ______ it got worse.A.until B.when C.because D.before【答案】D【解析】試題分析:句意:他犯一個(gè)嚴(yán)重的錯(cuò)誤。但他采取行動(dòng)來(lái)改變它以免變得更糟。A. Until直到;B. When當(dāng)……時(shí);C. Because因?yàn)?;D. Before在……之前。在變得更糟之前采取行動(dòng)改變。故選D。考點(diǎn):考查連詞辨析。21.Can students go online during lessons?They can’t ________ it is for that lesson.A.if B.unless C.until D.while【答案】B【解析】【詳解】句意:——學(xué)生上課時(shí)能上網(wǎng)嗎?他們不可以,除非為了上那堂課。本題考查連詞辨析,;;;……時(shí)候。答語(yǔ)是條件狀語(yǔ)從句,根據(jù)句意結(jié)構(gòu)可知,需要unless連接,故選B。22. — _______ good time we had at the party last night!— Yes. It was _______exciting party that I would never forget it.A.What。 so B.How。 such C.What a。 such an D.How a。 so an【答案】C【解析】【詳解】試題分析:句意:昨天晚上我們?cè)诰蹠?huì)上玩的是多么開心呀!是的,它是如此的令人興奮以至于我永遠(yuǎn)不會(huì)忘記它。第一句為感嘆句,是對(duì) a good time表示感嘆,time為名詞,所以用what來(lái)引導(dǎo),第二句考查such+a/an+adj+n.+that句型結(jié)構(gòu),表示“如此……的一個(gè)東西……以至于”,故選C。23.The two old friends were ____ busy ____ with each other that they forgot the time.Yes. They hadn’t met for over ten years, so they kept talking the whole night.A.too。 to talk B.too。 talking C.so。 to talk D.so。 talking?!敬鸢浮緿【解析】試題分析:句意:這兩個(gè)老朋友那么忙于交談以至于忘了時(shí)間。是。他們十年多沒見到了,所以他們聊了一晚上??疾榫涫絪o…that…因此……以至于……。be busy doing忙于做……,故選D??键c(diǎn):考查so…that句式。24.—I’m going to the post office.—________you are there, can you get me some stamps?A.When B.While C.Because D.If【答案】B【解析】試題分析:A. As 一邊…一邊,作為 B. While當(dāng)…時(shí)候 C. Because 因?yàn)?D. lf假如;句意:我將要去郵局。你去那里的時(shí)候,能不能給我?guī)б恍┼]票呢?故選B考點(diǎn):連詞點(diǎn)評(píng):連詞在中考中涉及到的很多,尤其在賓語(yǔ)從句、狀語(yǔ)從句、定語(yǔ)從句中連詞是必考點(diǎn)。平時(shí)學(xué)習(xí)過程中,掌握連詞的意思,及所表示的關(guān)系是至關(guān)重要的,這種關(guān)系的判斷可以通過句子意思的理解來(lái)選擇恰到的連詞。25.— Do you think Jack will catch up with us?— I believe he loses himself in puter games.A.If B.Unless C.Or D.But【答案】B【解析】【詳解】句意:—你認(rèn)為杰克會(huì)趕上我們嗎? —我認(rèn)為會(huì),除非他沉迷于電腦游戲。A. If如果;B. Unless除非;C. Or否則;D. But但是。根據(jù)本題語(yǔ)境,可知,回答為如果他不沉迷于電腦游戲,他就能趕上我們,如果不,即為除非。故選B。26.Our world will get better and better each of us lives a greener life.A.before B.if C.though D.until【答案】B【解析】試題分析:句意:如果我們每一個(gè)人都過更綠色的生活,那么我們的世界將會(huì)變的越來(lái)越好。A. before在……之前,引導(dǎo)時(shí)間狀語(yǔ)從句;B. if 如果,引導(dǎo)條件狀語(yǔ)從句;C. though 盡管,雖然,引導(dǎo)讓步狀語(yǔ)從句;D. until直到……引導(dǎo)時(shí)間狀語(yǔ)從句。結(jié)合句意,故選B。考點(diǎn):考查連詞的用法。27.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。考查連詞辨析。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(yǔ)從句, 據(jù)題意,故選D。28.Our head teacher often says, "You will not pass the exam ___________ you work hard."A.if B.unless C.since D.when【答案】B【解析】句意:我們的班主任常說:如果你們不努力學(xué)習(xí),你們就通不過考試。If如果,引導(dǎo)條件狀語(yǔ)從句;unless除非,引導(dǎo)條件狀語(yǔ)從句;since自從,因?yàn)椋龑?dǎo)時(shí)間狀語(yǔ)從句;when當(dāng)……時(shí)候,引導(dǎo)時(shí)間狀語(yǔ)從句;條件狀語(yǔ)從句用一般現(xiàn)在時(shí)表示一般將來(lái)時(shí),主句用一般將來(lái)時(shí),根據(jù)題中的時(shí)態(tài)和句意,如果不努力,就通不過考試,故此處用unless。故選B。29.Many people like reading newspapers ______ they can learn what39。s happening in the world.A.so that B.ever since C.a(chǎn)s soon as D.even though【答案】A【解析】句意: 許多人喜歡看報(bào),以便他們能了解世界上正在發(fā)生的事情??疾檫B詞辨析。A. so that以便;結(jié)果是,以致于;B. ever since自從;自…以后;從…起;C. as soon as一…就…; D. even though即使,縱然。結(jié)合句意和語(yǔ)境可知選A。30. 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,