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。A. if如果;B. unless除非;C. as soon as一……就;D. while正當(dāng)……的時(shí)候??键c(diǎn):考查原因狀語(yǔ)從句的連詞 。; B. unless 除非,表讓步;C. but但是,表轉(zhuǎn)折;D. or或者,表選擇。29.The two panies decided to work together ______ they had mon interest.A.because B.unless C.but D.or【答案】A【解析】【詳解】試題分析:句意:這兩家公司決定合作,因?yàn)樗麄冇泄餐睦?。結(jié)合句意,故選B。so、such 區(qū)別:So,如此,那么,so+形容詞;such,如此,那么。故選B。句意:很多人每天早晨鍛煉 _______ 惡劣的天氣阻攔他們。27.Lots of people exercise every morming_________bad weather stops them.A.if B.unless C.until D.since【答案】B【解析】考查連詞詞義辨析。在“so…that”結(jié)構(gòu)中,如果so后面有名詞,順序是“so+形容詞+a /an+名詞”,例如:so nice a girl;在“such…that”結(jié)構(gòu)中,順序是“such+ a /an+形容詞+名詞”,例如:such a nice girl。根據(jù)題意,故選C。第一空是if引導(dǎo)的條件狀語(yǔ)從句,從句用一般現(xiàn)在時(shí)態(tài),主語(yǔ)是it,這里be動(dòng)詞用is。 rains【答案】C【解析】【詳解】句意:——如果這個(gè)星期天天氣好,我們?nèi)ヒ安桶伞?rains C.is fine。25.—Let’s have a piic if it ________ this Sunday.—But nobody knows if it ________ on that day.A.will be fine。本題表示“當(dāng)……時(shí)”,knock是非延續(xù)性動(dòng)詞,故選C。24.— What were you doing ______ I knocked at the door?— I was sleeping.A.unless B.onceC.when D.while【答案】C【解析】【詳解】試題分析:句意:-我敲門(mén)時(shí),你在做什么?-我在睡覺(jué)。根據(jù)下文the sound of the piano woke me 。23.It was the middle of the night _____the sound of the piano woke me up.A.because B.if C.when D.a(chǎn)lthough【答案】C【解析】【詳解】句意:正是半夜鋼琴聲把我吵醒了。until 直到……才;if 如果;because 因?yàn)椋籹ince 自從,既然。22.Helen was very rude to me. I refuse to speak to her again __________ she says sorry.A.until B.if C.because D.since【答案】A【解析】【詳解】句意:海倫對(duì)我粗魯,我拒絕跟她再次說(shuō)話(huà),直到她向我道歉為止。A. unless除非;B. so that以便;C. because因?yàn)?;D. so long as只要。21.What a mess! The sharing bikes are thrown everywhere.Let’s collect and put them in the right place they can be used conveniently.A.unless B.so that C.because D.so long as【答案】B【解析】句意:——真是一團(tuán)糟!共享自行車(chē)到處都是。如:I will tell him about it when he es. 他來(lái)的時(shí)候,我會(huì)告訴他這件事的?!军c(diǎn)睛】“主將從現(xiàn)”說(shuō)的是在含有時(shí)間狀語(yǔ)從句和條件狀語(yǔ)從句的主從復(fù)合句中,如果主句的時(shí)態(tài)是一般將來(lái)時(shí),那么從句要用一般現(xiàn)在時(shí)。考點(diǎn):考查連詞辨析20.I will call you as soon as he______ here