情态动词+have done 完整用法讲解?

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/02 09:18:30
情态动词+have done 完整用法讲解?

情态动词+have done 完整用法讲解?
情态动词+have done 完整用法讲解?

情态动词+have done 完整用法讲解?
can have done sth本可能做某事 must have done sth一定已经做了某事 may have done sth可能已经做了某事 can,must,may表推测 should have done sth 本应该做了某事

can have done sth本可能做某事 must have done sth一定已经做了某事 may have done sth可能已经做了某事 can,must,may表推测 should have done sth 本应该做了某事