1. mouth watering
Today we are going to learn “mouth watering”. It is used to describe that something is extremely delicious.
A: Are you ready to eat?
B: Definitely. That food is mouth-watering good.
2. focus on
Another phrase is “focus on”. It means to give special attention to one particular person or thing.
(1). When I study English, I don’t like to focus on grammar.
(2). We need to focus public attention on this issue.