用英语打电话的基本表达 — 英语填空题

补全电话对话（每空一词）：Lily 打电话给 Tom 邀请他周日去图书馆，接电话的正好是 Tom。 Lily: Hello! ___ is Lily. Tom: Hi, Lily! ___ are you? Lily: I'm fine, thanks. Would you like to go to the library with me on Sunday? Tom: Sorry, I can't. I ___ to visit my grandma on Sunday. Lily: OK. See you at school on Monday! Tom: See you!