People in China and Europe have different ______ about etiquette.

问题描述:

People in China and Europe have different ______ about etiquette.
A ideas
B langerous
C suggestions
D conversations

选A ideas想法,念头,意见,主意,思想,观念
B dangerous adj.危险的
C suggestions提议,意见
D conversations会话,交谈
后三个词义错误