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        1. Do you know when the basketball_________?
          A.is inventedB.was inventedC.has inventedD.had invented
          B

          試題分析:句意:你知道籃球是什么時候被發(fā)明的嗎?根據(jù)句意可知,籃球這項運動和動詞invent 之間構成被動的關系,故這里應該用被動語態(tài),先排除C和D;又根據(jù)句意可知,籃球的發(fā)明應該是過去的事情,故應該用一般過去時。故選B。
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