教育专题：M5U4Howpeoplechange1st

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,*,M5U4 How people change,The first period,This was Bob when he was a baby.,Bob was about three years old.He was a young child.,He went to kindergarten then.,How old was he then?,This was Bob when he was ten.He was a child.,He went to primary school.,This was Bob when he was a teenager.,He went to secondary school then.,Now Bob is an adult.He is 25.,d,lt,S1:This was _ when he/she was a/an _.,S2:How old was he/she then?,S1:He/She was about _.(age)He/She then.,