Nobody与No one有什么区别啊?

nobody,no one,nothing只能单独使用,后面不跟of短语.
他们当中没有人会讲日语.
误：Nobody of them can speak Japanese.
正：Nobody can speak Japanese.
正:None of them can speak Japanese.
(2) nobody,no one,nothing和none常用作简略答语,一般情况下,nothing回答what问句； nobody和no one回答who问句；none回答how many或how much问句.
①—What’s in the box 盒子里有什么?
— Nothing.什么也没有.
②—Who is in the classroom?谁在教室里?
—Nobody / No one.没有人.
③—How many people are there in the park?公园里有多少人?
—None.没有人.