become，return与become的区别？
return是返回，回来的意思，become是成为，两者在意思上有差别，用途也不一样
造主系表的例句？
1.How much does it cost to become a member?要成为会员得花多少钱？
2.The situation might all too easily have become a disaster.这形势本来是很可能成为一场大灾难的。
3.Students should aim to become more independent of their teachers.学生应该努力逐渐减少对老师的依赖。
用become造句简单？
过去式 became，过去分词 become，现在分词 becoming
第三人称单数 become
He became more and more mature after entering the workplace.
进入职场以后，他变得越来越成熟了。
2
He hopes to become a doctor in the future.
他希望将来能成为一名医生。
3
He's always looking forward to traveling the world by himself when he becomes an adult.
他总是盼望长大后能独自环游世界。
become的各种变形？
第三人称单数
becomes
现在分词
becoming
过去式
became
过去分词
become
v. 开始变得；适合…穿；变成；成长为；有资格担任；成为；取得…资格；发生于；临到…身上；适合
becoming
adj. 合身的；好看的；得体的；适宜的；高雅的
becomingly
adv. 适当地; 合适地
gradually become
逐渐成为
become of
成为；变成；变得
become aware of
逐渐了解；觉察到；逐渐意识到
increasingly become
日益成为
become
become是系动词吗？
become可以是系动词，意思是成为，后接名词或形容词（作表语），共同构成系表结构。