Did he have to-----at that time?A went B go C goes D going

问题描述:

Did he have to-----at that time?A went B go C goes D going

1.答案:B.
2.翻译:他不得不在那个时候走了吗?
3.
固定搭配:have to do sth,即have to视为情态动词,其后加动词原形go.