Paper和papers的区别是什么

Paper和papers的区别是什么 英语:paper 和papers有何区别? many of the papers和many papers的区别是什么啊? essay,articie 和paper的区别 essay,thesis,paper和dissertation的区别? kindle和kindle paper white的区别? in paper 和on paper的区别people can read books on Internet or on paper还是in paper paper和cities的中文意思是什么 He has read Jack's paper.和He may have read Jack's paper.的区别是什么?第二句为什么要用have paper什么情况下要加s要精确的回答,书上说：On a piece of a paper和students' papers要仔细和原创,不能摘抄别人的回答 Pickwick Papers的中文名字是什么? My father reads _____after supper every day.A.a evening paper B.a piece of paper C.evening papers D.evening paper理由是什么。 英语翻译My deal with how to make .A.paper;paperB.papers;papersC.paper;papersD.papers;paper 是on paper还是on papers? paper的复数是什么 paper的汉语是什么 paper的同义词是什么? ( ) papers like this always difficult for freshmen like me?为什么是are呢?paper不是不可数的么?那遇到papers 是不是都是复数的啊?