door window light ruler eraser pencil blackboard book bag chair ciassroom desk map pen ,额.很简单的单词,要单复数的拼写

问题描述:

door window light ruler eraser pencil blackboard book bag chair ciassroom desk map pen ,
额.很简单的单词,要单复数的拼写

椅子在教师里 椅子在教室里 椅子在教室里。

cat dog rabbit elephant fox
apple pear papaya coconot
望能采纳

里面没有特殊的,全部都是后面直接加s.

doors,windows...