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通過分析主從句之間的邏輯關(guān)系可知應(yīng)該選擇引導(dǎo)條件狀語從句的從屬連詞if或unless,再根據(jù)句子所表達(dá)的含義“如果不早點(diǎn)睡,明天就會(huì)感到困”可知unless符合語意,排除if;故答案選B?!玫?媽媽。語境是:不管我做什么,我都是為你做的。Whatever無論什么;B. Wherever無論在哪里;C. Whenever無論何時(shí);D. Whoever無論誰。根據(jù)句意故選B。所以選B。考點(diǎn):考查原因狀語從句的連詞 。26.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)樗麄冇泄餐睦妗?5.Many people still try to climb Qomolangma every year _______ it is very dangerous.A.when B.if C.though【答案】C【解析】句意:每年許多人仍然努力登上珠穆朗瑪峰,盡管它是非常危險(xiǎn)的。如果人們不停止殺害熊貓,形勢不會(huì)改變。23.The First Huaguoshan International Golf Open was __________ success that we enjoyed ourselves very much.A.such a great B.a(chǎn) such great C.so a great D.a(chǎn) so great【答案】A【解析】考查名詞前的限定詞用法??键c(diǎn):考查連詞的用法??疾檫B詞辨析。t need lots of them they are good.A.a(chǎn)s if B.even thoughC.a(chǎn)s long as D.a(chǎn)s far as【答案】C【解析】【詳解】句意:—朋友像書籍。A. So 因此;B. Although盡管;C. If如果;D. But但是。A. as long as只要,引導(dǎo)條件狀語從句;B. as soon as一……就……,引導(dǎo)時(shí)間狀語從句;C. now that既然,表原因;D. so that以便,引導(dǎo)目的狀語從句或結(jié)果狀語從句。本題表示“當(dāng)……時(shí)”,knock是非延續(xù)性動(dòng)詞,故選C。A. unless除非,引導(dǎo)條件狀語從句;B. until直到……才……,引導(dǎo)時(shí)間狀語從句;C. since由于,引導(dǎo)原因狀語從句;D. although盡管,引導(dǎo)讓步狀語從句?!?。考點(diǎn):考查連詞辨析。t done much exercise _______ he got his puter.A.when B.if C.though D.since【答案】D【解析】試題分析:句意:自從有了電腦,大衛(wèi)就沒有做許多運(yùn)動(dòng)了??疾檫B詞辨析??疾閯?dòng)詞辨析。 at B.realize。A. until到…為止;B. because 因?yàn)?;C. since既然,因?yàn)椤?.Now most families have only one child _____ our country’s onechild policy.A.so B.because C.because for D.because of【答案】D【解析】【詳解】句意:由于我們國家的獨(dú)生子女政策,現(xiàn)在大多數(shù)家庭只有一個(gè)孩子。t want to miss it.—Sure, if your homework___.A.is finished B.will finish C.finishes D.will be finished【答案】A【解析】【詳解】句意:媽,這周末我能去看《流浪地球嗎》?我不想錯(cuò)過這部電影。7.The bell rang ________the teacher was explaining the experiment to the students.A.until B.before C.while D.a(chǎn)fter【答案】C【解析】句意“老師正向?qū)W生們解釋這個(gè)實(shí)驗(yàn),下課鈴聲響了。如: We can walk there if we can39?!军c(diǎn)睛】if 條件句不一般,幾個(gè)要點(diǎn)記心間。選項(xiàng)的位置在 if 引導(dǎo)的條件狀語從句中,要用一般現(xiàn)在時(shí)態(tài),B C選項(xiàng)是將