Amy: What do you do on the weekend?
Mike: I usually climb mountains. Sometimes I go shopping. What about you?
Amy: Usually I go shopping. Sometimes I visit my grandparents.
John: I often play football. But not this weekend.
Amy: Why?
John: The weather report says it's going to rain this Saturday.
Sarah: I usually play the piano on the weekend. But my piano teacher is ill (病).
Amy: Why don't we read some books together? I have many story-books.
Sarah: Good idea! Amy.