1. I’ll say!
Today we are going to learn “I’ll say!” It means that you can’t agree more.
A: Hannah’s a really good ice skater!
B: I’ll say!
2. a big step
Another phrase is “a big step”. It means a great improvement or progress.
(1). Starting your own business is a big step.
(2). It will be a big step for them and will really help to build their confidence.