问题描述: How many knifas are there in the box?这个句子哪里错了急!knifas是knifes 1个回答 分类:英语 2014-12-03 问题解答: 我来补答 How many knives are there in the box?拼写错误 knife 复数要把fe 变成 ves 展开全文阅读