首先要知道required在句子里的词性,它是形容词不是被动.它是形容词化的分词.
形容词后加不定式,这种不定式可以叫做形容词宾语,同时这种不定式也可以叫做状语,不同的语法书有不同的认定.也可以认为to win是目的状语,修饰整句.
football is very interesting to watch.
i am very glad to see you .
i am sorry to leave .
he is sure to come.
首先要知道required在句子里的词性,它是形容词不是被动.它是形容词化的分词.
形容词后加不定式,这种不定式可以叫做形容词宾语,同时这种不定式也可以叫做状语,不同的语法书有不同的认定.也可以认为to win是目的状语,修饰整句.
football is very interesting to watch.
i am very glad to see you .
i am sorry to leave .
he is sure to come.