. the classroom, the students went to the playground to watch the football matchA. To cle

发布时间：2020-08-16 07:17:47


.         the classroom, the students went to the playground to watch the football match
A. To clean
B. Having cleaned
C. Cleaned
D. Cleaning

网友回答

A. To clean
(答案→)B. Having cleaned
C. Cleaned
D. Cleaning
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