only a good doctor can perform that operation为什么不到装

问题描述:

only a good doctor can perform that operation为什么不到装

only 只有在修饰状语,并放在句首时才倒装,这句的only 是限制主语的
如:
Only in this way(only+方式状语) can you do it well(倒装语序).
Only then(only + 时间状语) did I get there(倒装语序).