Were I you,I would follow you father's advice.这个是什么用法，求老师解释一下虚拟条件句的倒装。
当if虚拟条件句中有were, should, had这三个助动词时，可以把这三个助动词放在if的位置，然后，把if去掉。
If I had seen him, I would have said hello to him
=Had I seen him, I would...
If he were to leave tomorrow, I would not leave with them.
=Were he to leave tomorrow,