从A~G选项中选出能填入空白处的最选项补全对话。(选项中有两项是多余的)
A：Hello, may I speak to Jim?
B：Hello, this is Jim speaking. __51__
A：Bob speaking. Are you available this weekend?
B：Yes. I'll stay at home. __52__
A：Alice and I are going to have a surprise party in my house for our foreign teacher, Mrs. Green. She is going back to the UK.
B：Really? She is my favorite teacher I'll miss her.
A：__53__
B: Sure. I’d like to. __54__
A: At 6:p.m. this Saturday.
B: Great! Let’s buy her a gift tomorrow.
A: __55__ I can't wait! See you!
B: See you!

A. Would you like to come to the party? B. Who's that? C. Here you are. D. Good idea! E. What are you going to do? F. When will the party begin? G. I don ' t think so.

【答案与解析】
51. B  打电话时，询问对方是谁，用“Who’s that?”。
52. E  根据答语可推知，此处是询问你们打算做什么，故选E。
53. A  根据答语可推知，此处是询问你愿意参加聚会吗，故选A。
54. F  根据答语可推知，此处是询问聚会什么时候开始，故选F。
55. D  结合上下文可推知，此处指对对方的提议表示肯定，故选D。