新概念英语第一册16课名词变复数练习题精品文档名词变复数练习一、写出下列单词的复数形式。orange class monkey piano child shelf country foot toy bed family photo tomato fox woman sheep knife room fish tooth girl potato foot watch 二、将下列各句变成复数句。This is my friend. This is a bike. This is a book. That is her brother. That is an eraser. 收集于网络,如有侵权请联系管理员删除