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Unit6B Lets learn-What is John doingHes having a pic.(举行野餐) counting insects.( 数昆虫)writing a report. (写报告)collecting leaves. (收集树叶)playing chess. (下棋)U