Whatever is worth doing should be done well中谁是从句的谓语

问题描述:

Whatever is worth doing should be done well中谁是从句的谓语

is worth doing是从句的谓语,系表结构,worth是值得……的
前面是主语从句,主句的谓语是should be well done
凡是值得做的事就要做好了.