Unit1 Hello！ PartB Lets learn,ruler,I have a ruler. 我有一把尺子,ruler,crayon,I have a crayon 我有一只蜡笔,crayon,pencil,I have a pencil. 我有一只铅笔,pencil,eraser,I have an eraser. 我有一个橡皮擦,eraser,book 书,Close your book,pencil box 铅笔盒,Open your pencil box,pen 圆珠笔,Show me your pen,bag 书包,Carry your bag,pencil box,bag,pen,book,pencil,eraser,ruler,Which is missing（我们已经学了八个文具单词，现在我们来看看大家能不能找出粗心老师落下的一个文具呢,pencil box,crayon,pen,book,pencil,eraser,ruler,Which is missing,I say ,you do 我说你做,Find your friends 找朋友,规则：让几名同学
