政治文章中一直看到这个句子,China is committed to building a ..... 中国致力于打造......在commit的词典词义里找不到致力于...的意思,这里的committed是不是不是动词,而是过去分词作形容词,因为牛津里看到了committed形容词 词义是“...
有这样一个句子:it is very kind of you to have given us so much money.我知道这个 it 是形式主语,但它是指代什么呢?是指代 to have given us so much money 还是 of you to have given us so much money?谢谢!