(Zack is at home. Grant comes in.)
Zack: Hi, Grant. See you later.
Grant: Where are you going?
Zack: I'm going to ride my bike.
Grant:Now? It's 4:00. Don”t you have a date tonight with Tess’ friend? What's her name? I forgot.
Zack: Her name is Petra. And yes, we have a date. She's meeting me here at 6:00. Then we'll go out.
Grant: Well, OK. Have fun.
Zack: Thanks. (leaves)
bike [bicycle] (n)自行车
Sam rides his bike to work every day.