become语音:[bɪ'kʌm]

 过去式  became  读音：[bɪˈkeim]

 become 

vi.变为，成为；变得；变成

become 变化形式

第三人称单数： becomes

过去式： became

过去分词： become

现在分词： becoming

例句：

That has become a pattern .这已成为一种模式。

But pcs have become commodities .但是个人电脑已成为商品。

Please become a good leader .请成为一位好的领导人。

The game would become lively .冲突将变得很激烈。

How dependent have we become ?

我们变得有多依赖？

become的过去式

vi. 成为；变得；变成
vt. 适合；相称
[ 过去式 became 过去分词 become 现在分词 becoming ]

become的过去式是什么啊？

有的加后缀-d，特殊的become-became-becoming

become的过去式是什么

became 初中书后面应该有个表是专门写过去式的