Not until three years ago ______ to work overseas.A.he beganB.he beginsC.began heD.did he

外语类 英语考试 已帮助 人

Not until three years ago ______ to work overseas.

A.he began

B.he begins

C.began he

D.did he begin

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。