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All the students are busy _____ English in the morning.A. practising to read B. practising reading C. to practice to read D. to practice reading

题目详情
All the students are busy _____ English in the morning.
A. practising to read B. practising reading C. to practice to read D. to practice reading
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答案和解析
答案B 考查固定结构.Be busy doing sth .忙于做某事;practice doing sth .练习做某事.所以选B.查看原帖>>