题目内容
16.--Can I have the day off tomorrow?--Unless you _______ your task at hand.( )
A. | will complete | B. | have completed | C. | had completed | D. | completed |
分析 句意:--明天我可以请一天假吗?--除非你已经完成了手头的任务.
解答 答案:B.根据句意可知,要先完成了手头的任务才可以have the day off(请一天假),故应该用现在完成时,选B.
点评 本题考查时态.时态题关键在于对句意的理解,要根据上下文,找到符合语境的答案.
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