根据所给情景在横线上填入一个适当的句子，使对话完整、通顺。
Scott: Hello!  This is Scott speaking. 
Nancy:  Hi,  Scott. 1. ________________
Scott: Not bad.  What about you? 
Nancy: 2. ________________ It’s my birthday today. 
Scott:  Really? 3. ________________
Nancy: Thanks!  Well, 4. ________________
Scott: It’s snowing.  I want to make a snowman near the house. 
Nancy: It sounds interesting.  It’s raining here. 
Scott: 5. ________________
Nancy: I’m preparing(准备)for my birthday party. 
Scott: Is Mary there? 
Nancy: No,  she can’t come today.