20 人教版六年级英语下册Unit 4 Then and now知识讲解

20人教版六年级英语下册Unit 4 Then and now知识讲解 How do you know that? 你怎么知道的？I looked it up on the Internet. 我在网上查阅。 There were no computers or Internet in my time.我那时候没有电脑也没有网络。 Before, I was quiet. Now, I’m very active in class. 以前我很安静。现在我在课堂上很活跃。 I was short, so I couldn’t ride my bike very well. Now, I go cycling every day. 我以前个子小，自行车骑得不好。现在我天天骑车。 What was Grandpa’s school like ? 爷爷的学校是什么