What were they doing? What were they doing? 过去进行时（past tense)They were playing football 复习过 去进 行时 的定义 过 去进 行时 常表 示过 去某一时 刻或过 去某一阶 段内正在进 行的动 作。Summary: 1. 过去进行时的构成： I / He / She / It We / You / They was were + 动词-ingAdd ing to the following verbs. 1. ask look carry asking looking carrying 2. close take ride closing taking riding 3. swim get sit swimming getting sitting 4. put begin travel putting beginning travellingWhat is she doing? She is playing with a ball.What is he doing? He is writing.Wha
