-Do you konw who invented the telephone?-No.but it is really a most important useful invention.句中为啥用

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-Do you konw who invented the telephone?-No.but it is really a most important useful invention.句中为啥用
-Do you konw who invented the telephone?
-No.but it is really a most important useful invention.句中为啥用

-Do you konw who invented the telephone?-No.but it is really a most important useful invention.句中为啥用
这里没有之一的意思啊..楼上的同学,如果是it is one of the most improtant useful inventions.才是表达的之一吧.
这里只是因为invention是可数名词,你可以把所有形容词去掉,只剩主干部分,就很好理解→It is an invention.所以这里的 a 只是为了表达invention是个可数名词哈~

意思是“最有用的发明之一”强调是众多有用的发明中的其中一个。

How do you konw who i am?英语翻译请问Do you konw who is the man还是Do you know who the man is Do you konw what ( ) DO you konw Why Do You Konw Me Do you konw the young lady [ ] is in a white shistA who Bwhom C with whom D what Do you konw the girl c_____ Lily? What does it mean?Do you konw? Do you konw how they come from Do you konw whose kites they aye? do you konw it 同意句rt Do you konw the way to... Do you konw what I am? hello,do you konw the 张睿? do you konw where your brother_(GIVE) You are no me ,do you konw?You are no me ,do you konw? You konw who you are?这个句子对吗? do you know anyone else ______ well?有两种形式 dou you konw anyone esle ____ wellA:that swims B:who swims 哪种形式是对的啊、