【表示做事容易】

我们最熟悉的是 a piece of cake 小菜一碟，表示做某事很容易，

此外我们还可以说：like taking candy from a baby或as easy as taking candy from a baby. 形容做某事非常容易没有难度，

例如： Passing the exam was easy. It was like taking candy from a baby.