【正文】
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。How long。How long。 【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。D.C.B.29.Scientists say we will have no water to drink__________ we protect water resources. A.however【答案】 A 【解析】【分析】句意:——你還記得我們的小學(xué)老師嗎,劉老師?——是的,無論什么時(shí)候我們遇到困難,她總是鼓勵(lì)我們,給予我們支持。whenever根據(jù)too big和too small可知,鞋都不合適,要么大了要么小了,故選C。 or【答案】 C 【解析】【分析】句意:——你覺得這兩雙鞋怎么樣?——它們不適合我。t fit me. They are ________________ too big ________________ too small.A.根據(jù)前后句的意思,可知從句的動(dòng)作發(fā)生以后,就做主句這個(gè)動(dòng)作,要用連詞as soon as,故選A。before【答案】 A 【解析】【分析】句意:——杰克,你做過調(diào)查嗎?——還沒有。as soon as 【點(diǎn)評(píng)】考查連詞辨析。C.B.25.— Which coat do you like better, the red one ______________ the blue one? — The blue one.A.for介詞后面跟代詞作賓語。【點(diǎn)評(píng)】考查短語辨析。C.enough;to23.He has made D.as 【點(diǎn)評(píng)】考查連詞辨析,常使用的連詞應(yīng)熟練掌握。D.B. 【點(diǎn)評(píng)】考查連詞辨析,首先識(shí)記選項(xiàng)意思,然后根據(jù)句意確定。D.after20.You aren39。even though【答案】 A 【解析】【分析】句意:許多人讀報(bào)紙為了了解世界上正在發(fā)生的事情。s happening in the world. A.when【答案】 C 【解析】【分析】句意:——黎明,你明天動(dòng)身前往杭州旅行嗎?——不,三天后我才開始旅行?!狽o. It will be three days _______ I start my trip.A.根據(jù)語境,可知前后句是轉(zhuǎn)折關(guān)系,故選A。C.because17.British people say please and thank you all the time ;;;“所……的”,在從句中作賓語。if16.He asked me ___________I was busy with the test those days. A. but also【答案】 B 【解析】【分析】句意:B.both。D.C.B.14.___________ you know the answer, please ___________ your hand. A.C.whether注意選項(xiàng)的意思和用法。她以看見狗就逃走。as soon asB.12.Cathy is afraid of the dog. since【答案】 C 【解析】【分析】句意:我一直想讀《彼得潘》,今天我終于從圖書館借到了這本