A:花明天的钱,圆今天的梦
B:居民消费价格指数提升,恩格尔系数扩大
C:假日旅游、绿色消费日渐流行
D:汽车消费支持国货,抵制外来品牌
It's difficult to make your dream come true you can live bravely, excitingly and imaginatively.
已知,命题p:已知m≠0,若2a>2b,则am2>bm2,则其否命题为( )
Mother often does the laundry on Sunday.