补全对话(选择合适答案,有三项是多余的)
A: Hi! John.B: Hello! David.A: Is this your sister?
B: 1 .
A: Is she Lucy?
B: 2 . She is Lily.
A: Nice to meet you, Lily!
C: 3 .
B: I have two sisters, Lily and Lucy.
A: 4 .
B: Yes, she is. (three minutes later)
B: Lucy, this is my friend, David.5 .
A: Hi, Lucy!
D: Hi, David!

答案
HFAGB
知识点:介绍人物

略

略
