从方框中选出可以填入空格的最佳选项补全对话，其中有一项多余。

A: Mum, this is Jim. Jim, .

B: , Mrs Smith.

C: Good morning, Jim. How are you?

B: .

C: Who is the girl? Is she your friend?

B: . She's my sister, Kate.

C: Nice to meet you, Kate. Sit down please.

D: Thank you, Mrs Smith.

C: .
 

A.I'm fine, thank you B. Nice to meet you, too C. this is my mother D. Good morning E. No, she's not my friend F. You are welcome