I'm Alice. This is my ruler. It's yellow. It's 2 yuan.

I'm Cindy, This is my map. It's a map of the world. It's 5 yuan.

I'm Bob. This is my black pen. It is nice（好看的）. It's 10 yuan.

I'm Grace. This is my cup. It's blue. I like（喜欢）the color. It's 8 yuan.