she found very interesting games outside.A it;playing B that;to play C this;plyaed D it;to play

问题描述:

she found very interesting games outside.A it;playing B that;to play C this;plyaed D it;to play
两个空分别在found和interesting后面

A it;playing能解释下么?she found (it ) very interesting games(playing ) outside.find sb/ sth doing it 是形式宾语, playing是从句中的真正主语