Unit 5 What were you doing when the rainstorm came?1. at the time of 当.时候 2. go off (闹钟)发出响声3.beat against. 拍打 4.fall asleep 进人梦乡;睡着5. die down 逐渐变弱;逐渐消失 6. at the time of 当.时候 7. go off (闹钟)发出响声 8.pick up 接电话 9. for example 例如 10. take down 拆除;摧毁11.have meaning to 对有意义 12. remember doing sth. 记得做过某事【解析】过去进行时【2013浙江杭州】Sally took a photo of her friends while they _computer games. A.