only when the meeting was over__able to leave for home A they were B were they C theycouldDcouldth

问题描述:

only when the meeting was over__able to leave for home A they were B were they C theycouldDcouldth

A
be able to do sth

D could they这是一个only引导的倒装句,排除A,C,“只有当会议结束时,他们才可以离开”,应用助动词连接,排除B,故选D。

b

B were they 倒装

B
语言点:
Only + 状语置于句首时要用部分倒装语序