https://online2.tingclass.net/lesson/shi0529/10000/10090/foods03.mp3
https://image.tingclass.net/statics/js/2012
A: Tomorrow is my son's birthday!
B: Are you going to bake him a cake?
A: I was thinking about it.
B: What kind were you considering?
A: That's what I'm not sure about.
B: Well, all kids love chocolate!
A: That's true, but it has a lot of sugar!
B: Why don't you make it plain vanilla?
A: I don't think the kids will eat a plain cake.
B: Then mix them and make chocolate swirl cake.
A: That's an amazing idea!
B: Another good idea is to let me lick the frosting bowl.