activating 激活学生认知
agree or disagree 给出情景 学生判断
activiting 激活学生的认知 激活活动
活动： agree or disgree
准备相关图片和纸牌
纸牌一面画√ 一面画×
I will show you some pictures, if you think it is correct, show the tick side. if you think it is wrong, show the cross side.
激活活动：
1.agree or disagree
