示例:
Lucy: What's the time now, Tom?
Tom: Let me see. It's twelve.
Lucy: Oh ! It's time for lunch. I'm so hungry.
Tom: Me too. I want to have some bread. What about you?
Lucy: I want a hamburger. And I'm thirsty too. Tom: What do you want to drink?
Lucy: A glass of juice.
Tom: I want a glass of milk. Let's go to the snack bar !
