I find difficult to remember everything though I’m still young.A. thatB. thisC. itD. one

问题补充：

I find difficult to remember everything, though I’m still young.

A. that

B. this

C. it

D. one

答案：

A. that

B. this

(答案→)C. it

D. one

解析：考查宾语补足语。句意“我觉得记住所有的事情很难，尽管我还年轻。”it作find的形式宾语，真正的宾语是动词不定式（to do）；difficult是宾语补足语，修饰it。故选C。