单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级PEP Book2 —RevisionLets singHow many …s can you seeI can see…Practice:planeHow many …s can you seeI can see…A:How many …s can you seeB:I can see…Pair work(小组对话)1