—Hehasn’tfinishedtheworkyet.—Well,h

发布时间:2020-08-04 23:05:47

— He hasn’t finished the work yet.— Well, he _____.A.oughtB.ought toC.ought to haveD.ought to have finished

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C解析to后不定式的动词be,have或have been通常不省略。
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