I simply couldn't understand how it ______ that you did so much w_英语解答

I simply couldn't understand how it ______ that you did so much work with such a short time.
A.came about B.came back C.came up D.came along
选A.原因?

人气：259 ℃　时间：2020-03-25 15:32:01

解答

come about是发生的意思.句意为我只是不能明白你怎么能在这么短的时间内做这么多的工作