单选题 Mrs. Weller: Welcome, Mr. Zhao. We're very pleased to have you with us. Zhao Kai: Thank you, Mrs. Weller. I'm more than happy to have this chance to join in a real Thanksgiving celebration. Mrs. Weller: ______I'll join you in a while.

A、 You are welcome.
B、 Please make yourself at home.
C、 Don't wait for me.
D、 Please start to eat.

【正确答案】 B

【答案解析】解析：本题考查聚会时的对话。Mrs．Weller作为主人欢迎客人的到来，客人也对主人的邀请表示感谢，第三句主人说“我一会再过来”，表明要离开一会，那么对客人的礼貌用语应该是B，Please make yourself at home(请随意，不要拘束)。C，不要等我，D，开始吃吧，都是中式表达。