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____ he finishes his homework. A.ifB.so thatC.unlessD.although【答案】 C 15._____________ she is a very busy woman, she helps the boy. A.AlthoughB.BecauseC.HoweverD.But【答案】 A 【解析】【分析】句意:雖然她是個(gè)很忙的女人,但是她幫助那個(gè)男孩。A: Although,雖然,表示轉(zhuǎn)折關(guān)系。B: Because,因?yàn)?,表示因果關(guān)系。C: However,然而,表示轉(zhuǎn)折。D: But,但是,表示轉(zhuǎn)折。根據(jù)_____________ she is a very busy woman, she helps the ,她是個(gè)很忙的女人和她幫助那個(gè)男孩是轉(zhuǎn)折關(guān)系,但用在第一個(gè)句子前,只能是although,故選A。 【點(diǎn)評】考查連詞辨析。注意連詞的意思和區(qū)別,結(jié)合句意,選出正確答案。16.The writer walked slowly ______________ his bad leg. A.becauseB.sinceC.asD.because of【答案】 D 【解析】【分析】句意:那位作家因?yàn)橥炔缓米叩寐?。because、since和as都有因?yàn)榈囊馑?,都是連詞,后面接句子;because of因?yàn)?,介詞短語,后面不加句子。his bad leg不是句子,所以用because of。 【點(diǎn)評】考查連詞辨析和短語辨析,注意平時(shí)識(shí)記because、since、as和because of的區(qū)別。17.Could you tell me __________the singer will e to our school or not? A.ifB.whetherC.thatD.what【答案】 B 【解析】【分析】句意: 你能告訴我歌手是否會(huì)來我們學(xué)校嗎?whether...or not,固定搭配,是否 , 故選B。 【點(diǎn)評】考查固定搭配,注意whether...or not的用法。18.Tim is crazy about DIY. He continues doing it _____he meets up with difficulties. A.thoughB.soC.butD.or【答案】 A 【解析】【分析】句意: 蒂姆酷愛自己動(dòng)手,盡管遇到了困難,他還是繼續(xù)做這件事。A盡管,B所以,C但是,D或者,根據(jù)遇到了困難還是繼續(xù)做這件事,可知是讓步狀語從句連詞though , 故選A。 【點(diǎn)評】考查連詞,注意though的用法。19.British people say please and thank you all the time some people in Asia may think it unnecessary. A.whileB.becauseC.unlessD.since【答案】 A