人教版六年级英语下册Unit 4 Then and now教材培优 如何描述某人过去和现在的不同情况 ① 外貌和性格:Before, 主语+was / were +形容词. Now,主语+am / is / are +形容词. Before I wasn’t tall. I was quiet. Now I am tall. I am active. Before she had short hair. Now she has long hair. Before he didn’t wear glasses. Now he wears glasses.