精英家教網 > 初中英語 > 題目詳情
    It is necessary for us________ good habits in our daily life.
    A.keepB.to keepC.keepingD.kept
    B
    考查句型:it’s+形容詞+for sb to do sth表示對某人來說做某事怎樣。It 作形式主語,真正的主語是后面的不定式,句意:在我們的日常生活中對我們來說保持良好的習慣是必要的。所以選B。
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