Have a Try,Unit 1,一般过去时,1. 概念,表示过去某个时间发生的动作或存在的状态,past,now,future,yesterday (morning) last (year, week, night, month) in 1990 (过去的年份) two days ago ( 两天前) the day before yesterday(前天) just now = a moment ago(刚才,2.时间,3. 结构,主语 + 动词的过去式 + 其它,初步认识一般过去式及where引导的特殊疑问句 主语 + be动词的过去式+in/on+地点,Where were you,yesterday (morning) last (year, week, night, month),I was / We were,in (the house, a train, space) on (the road, the moon, Mars.,is-wasam-wasare-were,I was a teacher. He was a doctor. She was a vet. T