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根據(jù)前后句意思,可知前后句是轉(zhuǎn)折關(guān)系,要用though,故選B。IfD.C.B.d better hurry. A. or【答案】 C 【解析】【分析】句意:——你覺(jué)得這兩雙鞋怎么樣?——它們不適合我。一……就,as soon as,連詞,引導(dǎo)時(shí)間狀語(yǔ)從句,A 一……就,B 除非,C 盡管,D 但是,故答案為A。B.so;thatgreat progress 掌握either…or…或者……或者……。neither。25.My parents want me to be _______ an engineer ________ a scientist in the future, but I would like to be a singer. A.Since【答案】 A 【解析】【分析】句意:如果你努力學(xué)習(xí),我相信你在即將到來(lái)的考試中會(huì)做得更好。m sure you39。D.21.It39。B.last是持續(xù)動(dòng)詞,提問(wèn)持續(xù)動(dòng)詞所持續(xù)的時(shí)間用how long,故排除B和D選項(xiàng),until表示動(dòng)作的持續(xù) , 故選C。How long。d love to,so【答案】 C 【解析】【分析】句意:——這個(gè)周末你想去野營(yíng)嗎?——我很想去,但不行。 【點(diǎn)評(píng)】考查連詞辨析?!瓡r(shí)候;;;。B.A: so因此,表示結(jié)果; B: if 如果,表示條件;C: although盡管,表示讓步。Unless。If。故選C。 【點(diǎn)評(píng)】此題考查連詞辨析。ifB.C.when【答案】 B 6.Although she is under great stress, ______ she always wears a smile on her face. A.However【答案】 A 5.—The air pollution is terrible. —It will be worse ______ we take action to protect the environment.A.unless【答案】 D 4.____it rained a lot, we enjoyed our holiday. A.C.2.—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.ThoughB.根據(jù)前后句的意思,可知前句是后句發(fā)生的條件,要用連詞if,故選B。so, thatenough, to【答案】 B 3.I think you should be against the situation, ________, of course, you are happy with it. A.B.B.soC.and【答案】 C 10.I don39。C.unless【答案】 D 11.__________ the teacher came in, the students stopped reading at once. A.C.不要