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If you work hard,you'll turn successful electronic engineer.

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If you work hard,you'll turn successful electronic engineer.turn 和become的区别是什么?
例句中的turn successful electronic engineer 为什么不用冠词a
If you work hard,you'll turn successful electronic engineer.
(1)作为系动词,turn也可以在后面接形容词做表语,但它经常表示“从某种状态向其对应的状态变化的自然现象”.例如:
The weather has turned much warmer.
天已经变得温暖多了.
注意:turn后面还可以接名词的原形作表语.例如:
That poor boy turned writer twenty years later.
二十年后,那个穷孩子成为一名作家.
turn
“(时刻等)超过,逾”
He has turned fifty.他已经五十岁了.
It has just turned half past two.
现在刚过两点半.
(2)become作为系动词使用时,强调变化过程的持续性.例如:
Gradually the boy became silent.
那个男孩渐渐变得沉默寡言了.
注意:become后也可以接名词作表语,但它后面的名词为普通用法.例如:
That poor boy became a writer twenty years later.
二十年后,那个穷孩子成为一名作家.
You will become a college student if you study hard.
如果努力学习,你会成为一名大学生的.