找一找，哪个单词宝宝不是这一家子的，把它写在后面的横线上。1. pen school face bag ________________
2. body book pencil-case eraser ________________
3. pencil sharpener hand crayon ________________
4. ear eye eraser arm ________________
5. ruler foot mouth nose ________________
试题答案
1. face 2. body 3. hand 4. eraser 5. ruler