playing dumb with teachersThey know very well their students.A. It’s no useB. There’s no

playing dumb with teachers．They know very well their students.
A. It’s no use
B. There’s no doubt
C. It’s no wonder
D. There’s no need

(答案→)A. It’s no useB. There’s no doubtC. It’s no wonderD. There’s no need解析：试题分析: 句意：和老师们装聋作哑是没用的。他们非常了解他们的学生们。A It’s no use doing sth“做某事没有用”；B There’s no doubt that从句“毫无疑问”； C It’s no wonder that从句“难怪”；D There’s no need to do“做某事没必要”，答案选A。

这个答案应该是对的