一道初二英语改错题

He (asked)(A) me (when)(B) (did China become)(C) a member (of)(D) the WTO.

(D)China became

他问我中国什么时候成为的世贸组织的一员(什么时候加入的世贸).

ask引导的从句后面跟陈述句语序.

did China become改成
China became

c错了
应该把did去掉

C.应改为China became
从句中应用陈述语序。
绝对对~