As ________ announced in today's papers,the Shanghai Export Commodities Fair is also open on
37.As ________ announced in today’s papers,theShanghai Export Commodities Fair is also open on Sundays.
A) being
B) is
C) to be
D) been（B）
为什么不能用A
人气：309 ℃ 时间：2020-04-14 10:28:40
解答
as 此处代表后面的“theShanghai Export Commodities Fair is also open on Sundays.”这个事实,这个事其实是主语,所以用is.
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