A:一共有6瓶,每2瓶为一份,可以分成3份.
B:6里面有2和3.
C:一共有6瓶,平均分成2份,每份是3瓶.
He won in the story competition and his parents were very .
下列光学现象与规律不相符的是( )
这幅蝴蝶图案用到了____原理。
In summer, it is hot. I can swim.