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