问题描述：
重新排列下列句子,使之成为完整的对话
A.Hello,I'm Helen.What's your name
B.Good morning,Bob.
C.What's this in English?
D.MY name is Bob.
E.Good morning.
F.it's an orange.
排列顺序：（ ）
A.Hello,I'm Helen.What's your name
B.Good morning,Bob.
C.What's this in English?
D.MY name is Bob.
E.Good morning.
F.it's an orange.
排列顺序：（ ）
问题解答：
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