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琴聲把我吵醒了。A. because因?yàn)?;B. if如果;C. when 當(dāng)……的時(shí)候;D. although盡管,雖然。根據(jù)下文the sound of the piano woke me 。根據(jù)題意,故選C。24.Did you catch what the teacher said?No. She spoke so fast _______ I couldn’t hear her very clearly.A.which B.that C.when D.since【答案】B【解析】考查從句的連接詞?!澳懵?tīng)懂老師講的了嗎?”“不。她說(shuō)的那么快以至于我聽(tīng)得不是太清楚?!眘o...that...“如此......以至于......”,表示結(jié)果。故選B。25.—We can’t be successful ________ we keep working hard. —I agree with you.A.if B.unless C.because D.when【答案】B【解析】【詳解】句意:——除非我們堅(jiān)持努力工作,我們不能成功?!?—我同意你。考查連詞。;;;……時(shí)候,由于。根據(jù)句意可知選B。26.All the foreign kids don’t feel lonely ______ they are alone in China.A.even though B.since C.unless【答案】A【解析】【詳解】句意:所有的外國(guó)孩子即使單獨(dú)在中國(guó)也不會(huì)感到孤獨(dú)。A. even though盡管,即使,引導(dǎo)讓步狀語(yǔ)從句;B. since意為“自從”,引導(dǎo)時(shí)間狀語(yǔ)從句;意為“既然”,引導(dǎo)原因狀語(yǔ)從句;C. unless除非,如果不,引導(dǎo)條件狀語(yǔ)從句。結(jié)合句意:所有的外國(guó)孩子即使單獨(dú)在中國(guó)也不會(huì)感到孤獨(dú)。故選A。27.If farmers trees and forests, giant pandas nowhere to live.A.cut down。 have B.will cut down。 will haveC.will cut don。 have D.cut down。 will have【答案】D【解析】試題分析:句意:如果農(nóng)民們砍伐了樹(shù)木和森林,大熊貓將沒(méi)有了生活的地方。If引導(dǎo)的條件狀語(yǔ)從句遵循主將從現(xiàn)的原則,故選D??键c(diǎn):考查If引導(dǎo)的條件狀語(yǔ)從句。28.________ I got back, I found my mother cooking for me.A.When B.Before C.Since D.Although【答案】A【解析】試題分析:When當(dāng)……時(shí);Before在……之前;Since由于,自從……以來(lái);Although雖然,盡管。句意:當(dāng)我回來(lái)時(shí),我發(fā)現(xiàn)我的母親正在為我做飯。結(jié)合語(yǔ)境可知選A??键c(diǎn):考查連詞辨析29.Many people still try to climb Qomolangma every year _______ it is very dangerous.A.when B.if C.though【答案】C【解析】句意:每年許多人仍然努力登上珠穆朗瑪峰,盡管它是非常危險(xiǎn)的。when 當(dāng)……時(shí)候;if如果;though盡管。結(jié)合句意,可知盡管危險(xiǎn),人們還在攀登珠穆朗瑪峰,表示讓步關(guān)系,故用連詞though。故選C。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(huà)了嗎?——我不需要給薩拉回電話(huà),因?yàn)槲覀兘裢硪黄鹩袀€(gè)會(huì)議。考查連詞辨析。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。