— My aunt will take me to Europe for vacation next month.
— ______
A:You can do it!
B:I'll be glad to come.
C:Have a good time!
D:I'm glad you like it.
①收入是消费的前提和基础 ②享受资料消费已成为我国的主流消费
③我国旅游产业发展迅速 ④我国居民消费的恩格尔系数提高
用分子的观点对下列现象解释错误的是( )