补全对话
阅读下面对话，从方框中选择适当的句子补全对话3 （其中有两项是多余的）
A：Dad, we were told to collect some information about Fuzhou Subway. {#blank#}1{#/blank#}
B：Sure. It's reported that Subway Line I will have its test run at the end of this year.
A：Great! {#blank#}2{#/blank#}
B：It has a total length of 29.2 kilometers.
A：How many stations are there?
B：{#blank#}3{#/blank#} And it connects four main areas of the city from the north to the south.
A：Then how about the ticket price?
B：Well, it still remains unknown. {#blank#}4{#/blank#}
A：Hope not. {#blank#}5{#/blank#}
