英语单项选择一题 What are busy __________ these days?What are busy _______英语解答

英语单项选择一题 What are busy __________ these days?
What are busy __________ these days?
A.do B.with C.doing D.to do

人气：105 ℃　时间：2019-12-07 20:39:59

解答

with,因为是be busy with sth,忙于做某事.
这句话解释为：这些天都忙些什么啊?