1、He didn't go to school yesterday.翻译：他昨天没有上学。

2、She won the competition last night.翻译：她昨晚赢得了比赛。

3、I missed the bus this morning.翻译：我今天早上没赶上公共汽车。

4、we were happy the day before yesterday.翻译：前天我们很高兴。

5、He was in the kitchen yesterday.翻译：他昨天在厨房里。

6、My father was unhappy yesterday afternoon.翻译：我父亲昨天下午不高兴。

7、I often went to work by bus last year.翻译：去年我经常乘公共汽车上班。8、When he was a child, he often listened to music.翻译：他小时候经常听音乐。9、The students went back home after class.翻译：学生们下课后回家。10、The police caught the thief three days ago.翻译：警察三天前抓住了小偷。11、The girl was born in 2003.翻译：这个女孩出生于2003年。12、My father bought me a pen last week.