一个小英语问题As we all know,to master foreign language is very importan_英语解答

一个小英语问题
As we all know,to master foreign language is very important for us.此句中to master是名词吗这是为什么呢,

人气：357 ℃　时间：2020-01-27 01:19:40

解答

是动词的不定式结构,应该这样看：to master foreign language是主语,谓语是is,此处是动词不定式做主语,相当于一个名词的功能.