1·My mother was cooking dinner when I got home yesterday.
昨天我到家时，妈妈在做饭。
2·I was cooking dinner, and at that moment, I really needed to go to the bathroom.
我正在做晚饭，就在那一刻，我是真的想要上厕所。
3·In fact, cooking dinner is not that hard.
其实，做顿晚餐也没那么难。
4·I am busy cooking dinner.
我正忙着做饭。
5·Alex: Well, I'm cooking dinner.
阿历克斯：我在做晚餐。
6·She is busy cooking dinner.
她正忙着做饭。
7·Or, switch off cooking dinner every night.
或者每晚轮流做饭。
8·Mom mis cooking dinner in the kitchen.
妈妈正在厨房里做饭。
9·When I came home, she was cooking dinner.
我到家时，她在做饭。
10·I'm cooking dinner.
我正在做晚餐。