Don′t stop working _____ twelve. [ ]A. toB. at C. when D. until-八年级英语

题目简介

Don′t stop working _____ twelve. [ ]A. toB. at C. when D. until-八年级英语

题目详情

Don′t stop working _____ twelve.
[     ]
A. to
B. at
C. when
D. until
题型:单选题难度:偏易来源:同步题

答案

D

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