It's ______ that we trust each other to do the right things.

问题描述:

It's ______ that we trust each other to do the right things.
是interested还是interesting?

用interesting,指的是后面整件事很interesting
如果是interested 必须后面加 object,或者是in doing 的形式,interested 后面是不可以跟整个句子的.