十张纸 是ten pieces of paper还是ten piece of papers?

十张纸 是ten pieces of paper还是ten piece of papers? 是ten piece of music还是ten pieces of music 几条好消息是some pieces of good news 还是some good pieces of news 英语翻译是 Some good pieces of news 还是 some pieces of good news? 是two pieces of good news 还是two good pieces of news some pieces of crash、pieces of three pieces of clothes some pieces of paper 前面是are 还是is 是some pieces of good news 还是some good pieces of news新概念英语的一个选择题 cake的用法以及是two pieces of cakes还是two pieces of cake,some cake还是some cakes 下面的这两个短语是对的吗?two old pieces of furnituretwo pieces of old furniture Algebra(代数)应用题……很简单的There are k bags of chocolates and each bag has p pieces of chocolates.If 3 pieces of chocolates are eaten,how many pieces of chocolate are there? 是 ten thousand of people 还是ten thousand people? 请问两张纸是pieces of paper还是pieces of papers two pieces of ckae 还是two pieces of cakes pieces of string怎么翻译 pieces of string 怎么翻译