It isn't quite -----whether she will take the advice.A.sure

学习时间:2026-05-30 20:35:53 阅读：8984

It isn't quite _____whether she will take the advice.A.sure B.right C.certain D.exact 为什么是选C,不能选A,有什么区别呢

矮小的铃铛

2026-05-30 20:35:53

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如果it作为形式主语代替从句时,则其后的表语用certain,而不能用sure。如：It isn ' t certain whether he will come here the next day。明天他是否来还不能确定。