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故選B。24.—Jack, remember ______ off the lights when _______your bedroom.OK, I won’t forget, Mom.A.turning。 leaving B.to turn。 leave C.turning。 left D.to turn。 leaving【答案】D【解析】【詳解】句意:——杰克,記得離開(kāi)臥室時(shí)把燈關(guān)掉?!冒桑瑡寢?,我不會(huì)忘記的??疾榉侵^語(yǔ)動(dòng)詞。上一句句意:杰克,離開(kāi)臥室時(shí)記得關(guān)燈。remember to do (未做);remember doing (已做)。when doing 。故選D。25.Pandas are facing danger!The situation won’t change humans stop killing.A.unless B.though C.if D.a(chǎn)fter【答案】A【解析】試題分析:句意:熊貓面臨危險(xiǎn)。如果人們不停止殺害熊貓,形勢(shì)不會(huì)改變。此題考查連詞,A如果不;B盡管;C如果;D在之后。根據(jù)句意,應(yīng)選A??键c(diǎn):考查連詞。26.She was so angry at ______he was doing ______she walked out without a word.A.what。 that B.that 。 what C.what 。 what D.that 。 that【答案】A【解析】【詳解】句意:她對(duì)他所做的事非常生氣,一句話也沒(méi)說(shuō)就走了出去。考查賓語(yǔ)從句和結(jié)果狀語(yǔ)從句。本句整體是so…that結(jié)構(gòu),表示“如此……以致于……”,引導(dǎo)結(jié)果狀語(yǔ)從句,后空需用that引導(dǎo)。同時(shí),what he was doing又做了介詞 at的賓語(yǔ),是賓語(yǔ)從句;而設(shè)空處做從句動(dòng)詞do的賓語(yǔ),that無(wú)實(shí)義,需用what引導(dǎo)。根據(jù)句意語(yǔ)境,可知選A。27.No matter ________________, you must follow the school rules.A.where are you B.what do you doC.who are you D.who you are【答案】D【解析】【分析】【詳解】句意:無(wú)論你是誰(shuí),你都應(yīng)該遵守學(xué)校的規(guī)章制度。此題考查狀語(yǔ)從句。根據(jù)語(yǔ)序用陳述語(yǔ)序,應(yīng)選D。28.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(kāi)始,我就要去看望我在英國(guó)的姑姑??疾檫B詞辨析。A.while正當(dāng)……的時(shí)候;B.since因?yàn)椋籆.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。29.You will never achieve success _____you devote yourself to your work.A.a(chǎn)fter B.if C.because D.unless【答案】D【解析】句意:除非你把自己專心于你的工作,否則你將永遠(yuǎn)不會(huì)成功。after在……之后;if如果;because因?yàn)?;unless除非;根據(jù)句意可知是unless引導(dǎo)的的條件狀語(yǔ)從句;故選D。30.Remember to keep the dog on a leash (狗鏈)________ you walk it, honey!Sure. I won’t let it hurt others.A.until B.a(chǎn)fter C.while D.since【答案】C【解析】【詳解】句意“寶貝,當(dāng)你遛狗時(shí)記得給狗拴上鏈子。好的,我不會(huì)讓他傷害其他人”?!牛ㄒ龑?dǎo)時(shí)間狀語(yǔ)從句);B. 在……之后(引導(dǎo)時(shí)間狀語(yǔ)從句);……時(shí)候(引導(dǎo)時(shí)間狀語(yǔ)從句);(引導(dǎo)時(shí)間狀語(yǔ)從句)。根據(jù)句意可知,譯為“當(dāng)遛狗時(shí)”,故選C。