题目内容

Jack,you’re so lazy!This job       hours ago.
A．should finishB．must have finished
C．ought to have been finished D．was about to finish
C
“ought to(should)+不定完成被动”表示不定的被动动作该完成而未做。该句意为：杰克你真懒！这项工作该在数小时前就完成了。
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