从方框里选择合适的选项填空

(Helen is at Mary's home.)

Mary: Come in, Helen. Please take the seat.

Helen: Thanks.

Mary: Thanks. Mom, this is Helen.

Helen: Nice to meet you, Madam.

Mum: Nice to meet you, too.

Helen: Yes, I am Mary's classmate.

Mum: That's good. Where do you come from, Helen?

Helen:

Mum: Really? Xuzhou is a nice place.

A. I am from Xuzhou. B. Your home is very nice. C. Helen, this is my mom. D. Are you in Class 3, too? E. She is my best friend.