题海让大学四年没有难题
白天模式登陆

题目详情

单选题 Mary () ill for three weeks. She is still in hospital

A. has been

B. am

C. was

D. had been

学科:大学英语1

时间:2023-08-15 09:11:03

Copyright © 2022 津ICP备2021001502号