在空白处填入恰当的句子,使对话完整、通顺
A: Hi, Helen! Long time no see.
B: Yes. I went to Beijing.
A: ?
B: Yes, I went with my friend.
A: ?
B: Yes, we ate Peking Duck.
A: ?
B: It tasted really good.
A: ?
B: I bought a model of the Summer Palace.
A: Can I have a look at it?
B: ! Here it is.
A: Thank you very much.