.It is reported that two exhibition centres, are being built in my city, will open next ye

发布时间：2020-08-16 09:37:49


.It is reported that two exhibition centres,     are being built in my city, will
open next year.
A. they both
B. both of which
C. which both
D. both of them

网友回答

A. they both
(答案→)B. both of which
C. which both
D. both of them
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