it that this one的区别I bought a dictionary three years ago and i am still using--- nowA:it B:that C:one D:this为什么不能用that啊、that不是也表示特指么、

one it that this的区别 做代词时that this it one的区别 it one this that 指代上文内容时的区别 it that this one的区别I bought a dictionary three years ago and i am still using--- nowA:it B:that C:one D:this为什么不能用that啊、that不是也表示特指么、 it /that/one的区别 one it that的区别 that this it的区别 this that it的区别 look at it/one/this/that 之间有什么区别? one it that 区别 it /that/one区别 区别one,it,that,this作代词的时候意义和用法有什么不同? 代词that one it的 区别 it,that,the one的区别 That 与it,one 的区别 one,that和it的区别 I found _______ very difficult to understand people who speak fast.A.that B.this C.one D.it我觉得选D,但是我又不知道如何在句子中区别it和that的用法 that one it 的区别是什么?that 、one、it这三个代词区别