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        1. -Watching TV too much ________ bad for your eyes.
          A. is                       B. are                  C. was
          A

          試題分析:句意:看太多電視對你眼睛不好。句中動名詞watching TV做主語,通?醋鍪堑谌朔Q單數(shù),所以be動詞用單數(shù);而且這是對事實的客觀陳述,用一般現(xiàn)在時,故選A。
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