我的妈妈在做饭用英语怎么说

"My mother is cooking" 用英语表达为 "My mother is making dinner" 或 "My mother is preparing a meal".

这是一个常见的英文表达方式，"cooking" 和 "making dinner" 都表示做饭的意思，而 "preparing a meal" 则是更正式一点的说法。

例句：

My mother is cooking dinner for us tonight.
我妈妈今晚在为我们做饭。
She is making dinner right now.
她现在正在做饭。
My mother is preparing a meal for the whole family.
我妈妈正在为全家准备一顿饭。