I find ___ him all about it. A necessary B that nessary C necessary it to tell

问题描述:

I find ___ him all about it. A necessary B that nessary C necessary it to tell
D it necessary to tell
选哪个啊?

I find (填D,it necessary to tell) him all about it.
句意:我觉得有必要把所有的情况都告诉他.
理由:find it + 形容词 + to do,认为、觉得、发现做某事怎么样.