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since自從;although雖然,not...until....直到……才……,固定短語(yǔ),故選B?!堑?。D.C.B.I saw the film Born in China.A.t know that 根據(jù)上下文的聯(lián)系確定所使用的連詞。A. what什么;B. how怎樣,表方式; C. why為什么,表原因; D. where在哪里,表地點(diǎn);根據(jù)but的表達(dá)的句意轉(zhuǎn)折,可知造船的目的不是為了安全地停在港灣,由此推斷空格是表目的,for what=why,故選A。where【答案】 A 【解析】【分析】句意:如果船停在港灣里是安全的,但這不是它被造的目的。whyhowwhat掌握so/such...that...的區(qū)別。如此……以至于,so+形容詞/副詞+that...或such+形容詞+名詞+that..., 根據(jù)句子中的great progress意思是很大的進(jìn)步,是名詞短語(yǔ), 故用such…that,故選D。D.so;tooB.so;thatgreat progress 掌握either…or…或者……或者……。故答案選C。 nor既不,也不。 C. either。 ……和……兩者都;B. not only。A. both。neither。 orC.not only。 and17.My parents want me to be _______ an engineer ________ a scientist in the future, but I would like to be a singer. A.故答案是D?!瓡r(shí)候;;;。D.althoughB.when16.My best friend and I haven39。除非改變飲食習(xí)慣,否則不會(huì)減肥,所以用unless,故選B。since【答案】 B 【解析】【分析】句意:除非你改變你的飲食習(xí)慣,否則你不能減肥。C.unlesst able to lose weight _______________ you change your eating habits. A.D.C.B.14.I think you should be against the situation, ________, of course, you are happy with it. A.last是持續(xù)動(dòng)詞,提問持續(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。When。How long。When。How long。 弄清所給連詞意思,然后根據(jù)上下文的聯(lián)系確定所使用的連詞。根據(jù)常識(shí)可知在夏天食物放在冰箱才不會(huì)馬上變質(zhì),此處是unless引導(dǎo)的條件狀語(yǔ)從句,故選B。when【答案】 B 【解析】【分析】句意:在夏天,食物會(huì)很快的變質(zhì),除非我們把它放進(jìn)冰箱里。as soon asunlessif12.In summer, food will go bad quickly 【點(diǎn)評(píng)】考查連詞辨析。;……之后;,否則;。D.orB.butyou39。11.Bill, stop smoking, A. 盡管;B. 因?yàn)?;C. 如果,根據(jù)兩句的關(guān)系可知是讓步狀語(yǔ)從句,although:盡管,故選A。C.becausesince【答案】 A 10.A recent survey shows that 44 percent of Americans want to use selfdriving cars, _________ 34 percent believe that they will make the roads mote