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il直到;since由于,自從……以來;because因為;If是否,如果。短語not……until……,直到……才,故選A。25.I think he’s been drinking, _________ I’m not pletely sure.A.if B.though C.until D.a(chǎn)s【答案】B【解析】if “如果、是否”;though “雖然;盡管”;until是“直到……才……”;as “由于、因為”。由上句“我認(rèn)為他一直飲酒”和下句“我不能完全確定”可知,兩者是讓步關(guān)系,用though引導(dǎo)讓步狀語從句。句意為“我認(rèn)為他一直在飲酒,盡管我不恩給你完全確定?!究键c】考查連詞意義辨析。26.It was ______ lovely weather ______ we decided to spend the day on the beach.A.such a; that B.such; that C.such; as D.so; that【答案】B【解析】試題分析:句意:是那么好的天氣,以至于我們決定在沙灘上度過那一天的時光。so、such 區(qū)別:So,如此,那么,so+形容詞;such,如此,那么。such+(a/an)+(形容詞)+名詞,但名詞前有few,little,many,,故排除A,such…that…如此的……以至于……。結(jié)合句意,故選B??键c:考查連詞的用法。27. Tom failed in the exam ag ain ______ he tried his best.A.if B.unless C.though D.because【答案】C【解析】試題分析:句意:盡管他盡了最大努力,湯姆在考試中又不及格。if是否,如果;unless除非,如果不;though雖然,盡管;because因為。故選C?!究键c定位】考查連詞辨析28.—When is the school art festival?—It will be held on time if it next Monday.A.don’t rain B.won’t rain C.doesn’t rain D.didn’t rain【答案】C【解析】【詳解】句意:學(xué)校的藝術(shù)節(jié)是什么時候?——如果不下雨的話,下周一將會如期舉行。If引導(dǎo)的條件狀語從句中,如果主句是將來時,從句用一般現(xiàn)在時代替將來時。故選C。29.– Thank you for telling me so much knowledge about nature.–Don’t mention it. ______ you have more questions, e to me any time.A.IfB.BecauseC.Though【答案】A【解析】句意:——謝謝你告訴我這么多關(guān)于自然的知識。——別提了。如果你有更多的問題,隨時找我??疾檫B詞辨析題。本句是條件狀語從句,需用if連接,而because表原因,though表讓步,都可排除。根據(jù)句意結(jié)構(gòu)和語境,可知選A。30.一Last night I went to a concert of Chinese folk music. Erquan Yingyue was so sad but beautiful that I sensed a strong sadness and pain under the beauty.一So it was. The musician who played it last night to play the erhu since he very young.A.learned。 was B.has learned。 amC.has learned。 was D.learned。 has been【答案】C【解析】句意:昨晚我去聽了一場中國民間音樂會。二胡映月是如此悲傷,但美麗,在其美麗的下面我感覺到一種強烈的悲傷和痛苦。的確是這樣。昨晚演奏的音樂家從小就學(xué)會了演奏二胡。Since引導(dǎo)的時間狀語從句,從句是一般過去式,主句用現(xiàn)在完成時;故選C。