How can they learn so much they spend such a lot of time hanging about?A. althoughB. whenC

发布时间：2020-08-16 13:11:58


How can they learn so much         they spend such a lot of time hanging about?
A. although
B. when
C. before
D. until

网友回答

A. although
(答案→)B. when
C. before
D. until
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