Unit 1,What did you do yesterday? I played basketball. What did you do the day before yesterday? I played basketball then,too,then 当时,那时,A. what did he do last Thursday,1. He used a computer,2. He played a game,3. He read a book,4. He jumped,B. what did they do yesterday,1. They called a friend,2. They visited relatives,3. They cleaned windows,4. They played football,C. What did he do last night,1. He played the piano,2. He cleaned the bedroom,3. He played basketball,4. He studied English.(学习英语,