I have finished a large part of the book; the rest ____ more difficult.

问题描述:

I have finished a large part of the book; the rest ____ more difficult.
the rest在此处做主语,谓语动词用is还是are,为什么?

book 本身是可数名词,但这里的主语是a large part of the book,属于单数,所以用is.主语是单数/不可数名词时用is,主语是复数时用are.the rest作主语时其谓语动词的单、复数取决于rest所指代的词.the rest在此指代内容...