It's never good to do things behind your parents'backs.

问题描述:

It's never good to do things behind your parents'backs.
A.you must do everything in front of your parents
B.you must always listen to your parents carefully
C.you should tell your parents what you do before or after doing it
D.you should not do anything to make your parents worry about you
A B C D哪个对?

C
做什么事之前不先问一下父母,你会吃亏的.
或不听老人言,吃亏在眼前.
C:要做或者做了什么事,要让你的父母知道.