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g to climb the mountains tomorrow?—Yes. But if it _____, I_____ at home.A.will rain。 will stay【答案】D【解析】【詳解】句意:——你明天將去爬山嗎?——是的。24.—I’m busy with my schoolwork these days.—That’s great! You won’t get good grades ______ you work hard.A.if B.becauseC.unless D.a(chǎn)fter【答案】C【解析】試題分析:句意:這些天我忙著學(xué)校工作。句意:如果你經(jīng)常使用詞典,你的書寫會(huì)很快提高的。A. if如果;B. because因?yàn)?;C. until直到;D. whenever無論何時(shí)。27. we keep our hearts open, we can experience the happiness friendship brings us.A.Since B.If C.Unless D.Though【答案】B【解析】試題分析:句意:如果我們敞開心扉,我們可以體驗(yàn)友誼帶給我們的快樂?!究键c(diǎn)定位】考查連詞??键c(diǎn):考查連詞辨析。故選C。 。A. If 如果,引導(dǎo)條件狀語從句;B. Since 由于,引導(dǎo)原因狀語從句;C. Although 盡管,雖然,引導(dǎo)讓步狀語從句;D. Because 因?yàn)?,引?dǎo)原因狀語從句??疾檫B詞用法。A.If如果; B.Though雖然,盡管; C.Unless除非。既然, 自從……以來,自從……的時(shí)候起;If ;Unless ,如果不;Though ,雖然,盡管,縱然。t leave the hotel可知下文是直到雨停,not…until…表示直到……才??键c(diǎn):考查連詞辨析26.Without umbrellas, the tourists didn39。A. if如果; B. because因?yàn)椋?C. unless除非; D. after在……之后,根據(jù)句意此題選C。考查狀語從句。 stay C.rains。A. Because因?yàn)?,引?dǎo)條件狀語從句,前后句是因果關(guān)系;B. Since自從……以來,引導(dǎo)時(shí)間狀語從句;C. Although雖然,盡管,引導(dǎo)讓步狀語從句,前后句是轉(zhuǎn)折關(guān)系,although后面句子表示讓步條件;D. But但是,并列連詞,連接并列句,前后句轉(zhuǎn)折關(guān)系。結(jié)合句意可知,此句是until引導(dǎo)的時(shí)間狀語從句,故答案選A。If it is fine tomorrow, we will go outing. 如果明天天氣好,我們就去郊游。as soon as引導(dǎo)的時(shí)間狀語從句,遵循“主將從現(xiàn)”的原則,也就是當(dāng)主句是一般將來時(shí)態(tài)時(shí),從句用一般現(xiàn)在時(shí)態(tài),從句中的主語he是第三人稱單數(shù),動(dòng)詞要用三單形式,故答案為C??疾檫B詞辨析。 es【答案】A【解析】【詳解】句意:——我不知道薩姆明天是否會(huì)來。t worry. I will tell you as soon as he .A.will e。(引導(dǎo)讓步狀語從句);……就……(引導(dǎo)時(shí)間狀語從句);(引導(dǎo)條件狀語從句)。;;;。從句意可知這里需要用到“如此….以至于”so+形容詞/副詞+that或such+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, 故用such…that, 故選D。14.Tony has had to cook by himself ________ his mother went on business to Guangzhou.A.since B.a(chǎn)fter C.during D.when【答案】A【解析】【詳解】句意:自從媽媽去廣州出差以來,托尼不得不自己做飯??疾閺膶龠B詞。A. If如果;B. Unless除非;C. Or否則;D. But但是。連詞unless意為“除非……如果不……”,“除了……”,多引