根据对话内容排列顺序。 Amy: What are you going to do this weekend? Sarah: I'm going to go shopping on Saturday morning. Amy: And then? Sarah: In the afternoon, I'm going to visit my grandparents. And in the evening I'm going to read books. Amy: When are you going to the science museum? Sarah: I'm going to the science museum on Sunday afternoon. Would you go there with me? Amy: Sure. ( ) Sarah is going to read books. ( ) Sarah and Amy are going to the science museum. ( ) Sarah is going to visit her grandparents. ( ) Sarah is going to go shopping.