问题补充:
Don’t worry. The children always work hard and the teachers in class.
A. always listen
B. are listening
C. are always listened to
D. are always listening to
答案:
A. always listen
B. are listening
(答案→)C. are always listened to
D. are always listening to
解析:此题重点考察一般现在时的被动语态的基本结构。