The best part ____ to Peter ,Jonh was so disappointed that he felt unwilling to continue his ...

问题描述:

The best part ____ to Peter ,Jonh was so disappointed that he felt unwilling to continue his ...
为什么不填having given 而是given?

前一句的逻辑主语是the best part,part 是被给,应该是被动关系.如果是having been given 就可以,但是having given 是主动态,前面主语应该是人,不能是part,所以不可以.
英专生,希望可以帮到你.