become的过去式 become的过去式是什么

过去式是became。过去分词是become。现在分词是becoming。第三人称单数是becomes。意思变成；成为；变得；适合（某人）；使（人）显得漂亮。
常见短语：
1、become abstracted 变得心不在焉
2、become accustomed to sth 习惯于某事
3、become acquainted 变得熟悉
4、become acute 变尖锐 become angry 发怒
5、become annoyed 变得生气