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16.8 It is (high) time that
?
　 It is (high) time that 后面的從句謂語動詞要用過去式或用should加動詞原形，但should不可省略。
　 It is time that the children went to bed.
　 It is high time that the children should go to bed.














　學(xué)習(xí)啦--英語語法大全