be in trouble 与 get into trouble 有什么区别

问题描述:

be in trouble 与 get into trouble 有什么区别
Tony_____rouble in class again.
A.is into B.get trouble C.got into D is get in
我选C为什么答案是A
为什么要选be into trouble

应该用一般现在时,叙述一件事,只有A可选