教学目标：
知识目标：pencil book eraser box schoolbag dictionary his mine excuse thank teacher welcome
能力目标：能够对物品所属进行提问和回答。
学会使用名词性物主代词
情感目标：培养学生拾金不昧的良好品质。
重点：名词性物主代词的用法
Step 1: Show some pictures to learn some new words: pencil book eraser box schoolbag dictionary his mine excuse thank teacher welcom e
