题目内容
20.I won't leave here until my mother _______ back.( )| A. | will come | B. | is coming | C. | came | D. | comes |
分析 我将不会离开直到我妈妈回来.
解答 答案:D 本题考查实义动词的第三人称单数形式.根据句子结构,until引导的从句要用主将从现原则,故从句用一般现在时,主语my mother是第三人称单数,故后面的动词come要用第三人称单数形式comes.故选择D.
点评 本题考查实义动词的第三人称单数形式.做此题目可根据句中的时间状语或句中的动词形式.也可根据语境,判断时态,从而选出正确的系动词形式.
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