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  • the article sugguests that when a person is under unusual stress he should be especially careful to have a well-balanced

    the article sugguests that when a person is under unusual stress he should be especially careful to have a well-balanced diet中為什么用is不用動詞be
    其他人氣:562 ℃時(shí)間:2020-01-25 04:26:25
    優(yōu)質(zhì)解答
    when的后面是個(gè)從句,從句就是另外一個(gè)獨(dú)立完整的句子,表修飾.所以用is而不用be.
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