ecomes 是 become的第三人称单数形式 即后面加“s”
become的意思：
不及物动词 vi.
1.变成,成为;变得,开始变得
Phil became acquainted with them.
菲尔和他们熟识起来.
It seems that he has become very fond of the boy.
似乎他变得十分喜爱这男孩.
She became a famous writer.
她成了有名的作家.
及物动词 vt.
1.适合;同...相称
This color becomes you.
这颜色适合你.