I find playing basketball difficult.里的find是谓语 同时也是及物动词吗

I find playing basketball difficult.里的find是谓语 同时也是及物动词吗?而playing basketball在做宾语为什么要 是动名词形式?
Answer:find是作谓语同时也是及物动词
find + 宾语(名词/动名词) + 宾语补足语
全句句子成分分析下:
I (主语) find(谓语) playing basketball(宾语) difficult(补语)
这里find后面的宾语就是由动名词短语来充当的
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