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60。C.ifD.as【答案】 A 22.This is the most important task should be finished soon. A.whichB.whatC.thatD./【答案】 C 23.—Why do many kids spend more time playing puter games? —Because their parents are _____ busy _____ they have little time to stay with their children. A.too, toB.so, thatC.such, thatD.enough, to【答案】 B 24.My mother has little interest in football ___________ she didn39。t watch the live match on TV yesterday evening. A.soB.ifC.thoughD.when【答案】 A 25.The situation is being more serious ________________ we do something to save the Earth. A.ifB.whenC.becauseD.unless【答案】 D 26._______________ you start right now, you will be late for the meeting. A.UnlessB.IfC.SinceD.As【答案】 A 【解析】【分析】句意:除非你現(xiàn)在就開(kāi)始,否則你開(kāi)會(huì)就要遲到了。......否則;;;。除非現(xiàn)在開(kāi)始,否則開(kāi)會(huì)會(huì)遲到,所以用unless,故選A。 【點(diǎn)評(píng)】考查連詞辨析,首先識(shí)記連詞詞義,然后根據(jù)句意確定。27.The battle continued for several hours ___________ darkness came on. A.as soon asB.thoughC.sinceD.until【答案】 D 【解析】【分析】句意:戰(zhàn)爭(zhēng)持續(xù)了幾個(gè)小時(shí),直到黑夜來(lái)臨。……就……;;;。continue是延續(xù)性動(dòng)詞,句子所要表達(dá)的意思是戰(zhàn)爭(zhēng)一直持續(xù)到了晚上,所以使用until,故答案是D。 【點(diǎn)評(píng)】考查連詞辨析,注意連詞until的用法。28.He doesn39。t feel ___________, ___________ he has to see a doctor. A.good enough: butB.well enough。 butC.good enough。 soD.well enough。 so【答案】 D 【解析】【分析】句意: 他覺(jué)得不舒服,所以他必須去看醫(yī)生。根據(jù)他必須去看醫(yī)生,可知是身體不舒服,well,是形容詞舒服的,good,好的,不舒服和看醫(yī)生是因果關(guān)系,故是連詞so,所以 , 故選D。 【點(diǎn)評(píng)】考查形容詞辨析,注意連詞so的用法。29.What shall we do___________ it rains tomorrow? A.ifB.whileC.sinceD.and【答案】 A 【解析】【分析】句意: 如果明天下雨,我們?cè)撛趺崔k?;……時(shí)候;;。根據(jù)前后句句意可知,此處應(yīng)該是if引導(dǎo)的條件狀語(yǔ)從句,時(shí)態(tài)根據(jù)主將從現(xiàn)原則,故選A。 【點(diǎn)評(píng)】考查連詞辨析。注意if引導(dǎo)的條件狀語(yǔ)從句,時(shí)態(tài)根據(jù)主將從現(xiàn)原則。30.When you39。re learning English, use it, _________you39。ll lose it. A.butB.orC.thenD.and【答案】 B 【解析】【分析】句意: 當(dāng)你學(xué)習(xí)英語(yǔ)時(shí),要用它,否則你會(huì)失去它。 ;;;。根據(jù)句意和句子結(jié)構(gòu)可知,此處是祈使句+or/and+簡(jiǎn)單句結(jié)構(gòu),祈使句表示條件,后面的簡(jiǎn)單句表示結(jié)果,當(dāng)結(jié)果與條件意思一致時(shí),用and連接,當(dāng)結(jié)果與條件意思相反時(shí),用or;根據(jù)句意可知,此句條件和結(jié)果意思是相反的,所以應(yīng)該用or,故選B。 【點(diǎn)評(píng)】考查連詞辨析。注意祈使句+or/and+簡(jiǎn)單句結(jié)構(gòu)。31.He asked me ___________I was busy with the test those days. A.thatB.ifC.whyD.What【答案】 B 【解析】【分析】句意:他問(wèn)我那些天我是否忙于考試。;;;“所……的”,在從句中作賓語(yǔ)。根據(jù)從句是一個(gè)完整的句子,且根據(jù)主句中的asked可知,此處應(yīng)該是表示是否,故選B。 【點(diǎn)評(píng)】考查連詞辨析。注意賓語(yǔ)從句連接詞的使用