the problems / now.a:are discussing ; b; are being discussed.why?_英语解答

the problems / now.a:are discussing ; b; are being discussed.why?

人气：274 ℃　时间：2020-05-08 05:02:40

解答

应选B are being discussed

解析：问题是被讨论的,所以要用被动语态.又因为后面的now,所以要用现在进行时被动语态.

The problems are being discussed now.
这些问题正在讨论中.