He may come here before five if he()(be)free.

来源:学生作业帮助网 编辑:六六作业网 时间:2025/01/23 09:07:05
Hemaycomeherebeforefiveifhe()(be)free.Hemaycomeherebeforefiveifhe()(be)free.Hemaycomeherebeforefivei

He may come here before five if he()(be)free.
He may come here before five if he()(be)free.

He may come here before five if he()(be)free.
is
条件状语从句主将从现
may情态动词可看作将来

是 is
(be) 大多数都是放 is, was, were, are
看情况而定