题海让大学四年没有难题
白天模式登陆

题目详情

单选题 After participating in the earthquake search and secure, he is ________ becoming a firefighter

A. set on

B. set off

C. set out

D. set in

学科:默认课程

时间:2025-12-07 10:04:45

Copyright © 2022 津ICP备2021001502号