6.The boys enjoy playing basketball __________ many of the girls relax by playing ping-pong.( 。
      A.whileB.orC.sinceD.if

      分析 這些男孩喜歡打籃球而很多女孩打乒乓球休閑.

      解答 答案是A.本題考查并列連詞.并列連詞while表示對比轉(zhuǎn)折"然而";or并列連詞,或者,表示選擇;否則,表示警告;since從屬連詞"自從;既然";if從屬連詞"如果,是否";根據(jù)句意,題干中是"the boys"和"many of the girls"之間的對比轉(zhuǎn)折,故選A.

      點評 首先要理解連詞的功能:并列連詞連接并列的詞、短語或句子;從屬連詞連接主從句;其次理解各連詞含義;最后結(jié)合語境做出判斷.

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