18、Though they are not sure of the long-term          ，all the scientists agree to start the research immediately．

A．a(chǎn)ffect                         B．result                   C．effect                         D．effort

18、C

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Though they are not sure of the long-term          ，all the scientists agree to start the research immediately．

A．a(chǎn)ffect                         B．result                   C．effect                         D．effort

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科目：高中英語 來源：廣西河池市高中2009屆高考模擬試卷（一） 題型：單項(xiàng)填空

 Though they are not sure of the long-term          ，all the scientists agree to start the research immediately．

A．a(chǎn)ffect               B．result               C．effect               D．effort

 

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