on yesterday造句

1、So, gently close the door on yesterday and throw the key away.
所以，轻柔的关上昨日的门，扔掉那钥匙。

2、Looking back on yesterday youth and boosting high-spirited.
回首昨日，青春激扬，斗志昂扬。

3、He signed on yesterday and will start work on Monday.
他昨天签了合同, 星期一就要上班。