将下列句子重新排序，组成一段完整的对话。A. No. May I see that one, please?
B. How much is this postcard?
C. Yes, I want to buy some postcards.
D. Can I help you?
E. Sure.
F. It's two yuan.
G. I'll take five, please.
H. Do you like this one?
{#blank#}1{#/blank#}→{#blank#}2{#/blank#}→{#blank#}3{#/blank#}→{#blank#}4{#/blank#}→{#blank#}5{#/blank#}→{#blank#}6{#/blank#}→{#blank#}7{#/blank#}→{#blank#}8{#/blank#}
