问题补充:
Our classroom by us every day!
A. is cleaning
B. has cleaned
C. must clean
D. is cleaned
答案:
A. is cleaning
B. has cleaned
C. must clean
(答案→)D. is cleaned
解析:句意:我们的教室每天被打扫。本句主语是classroom且时间为every day,故使用一般现在时被动语态。
时间:2021-04-01 03:00:13
Our classroom by us every day!
A. is cleaning
B. has cleaned
C. must clean
D. is cleaned
A. is cleaning
B. has cleaned
C. must clean
(答案→)D. is cleaned
解析:句意:我们的教室每天被打扫。本句主语是classroom且时间为every day,故使用一般现在时被动语态。