有些及物动词带了宾语后还需要有一个补足成分才能使句子完整,这个补足成分就叫做宾语补足语.用来说明宾语的行为、特征、状态、身份等.宾语和宾补一起构成复合宾语.主要有下面几种类型：
1.名词（或代词）+名词
She found him a very clever boy.
2.名词（或代词）+形容词
He had a strange way of making his class lively and interesting.
3.名词（或代词）+副词或介词短语
Last Sunday I saw you out with your sister.
To her surprise,she found herself in a different world.
4.名词（或代词）+分词（分词短语）
I saw him doing his homework when I passed his window.
I was absent-minded when I heard my name called.