1、立刻马上的英文短语：immediately、at once、right away、at short notice、in a hurry。

2、immediately，例句：She answered almost immediately。

3、at once，例句：I have to go, I really must, at once。

4、right away，例句：He wants to see you right away。

5、at short notice，例句：Can you be ready at short notice。

6、in a hurry：，例句：Then I thanked him and collected my prize in a hurry。