问题描述：
英语 句子成分,句子结构
(1) I saw him playing basketball yesterday.
I是主语,saw谓语,him宾语,playing basketball是宾补,yesterday是状语,
(2) He was seen playing basketball yesterday.
He是主语,was系动词,seen表语,playing basketball是主补,yesterday是状语,
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补足语是什么?
(1) I saw him playing basketball yesterday.
I是主语,saw谓语,him宾语,playing basketball是宾补,yesterday是状语,
(2) He was seen playing basketball yesterday.
He是主语,was系动词,seen表语,playing basketball是主补,yesterday是状语,
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补足语是什么?
问题解答：
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