将下列句子排成一段对话
{#blank#}1{#/blank#}Excuse me. Can
you tell US the way to the bookstore, please?
{#blank#}2{#/blank#}It's the
building on your left, next to the restaurant. You can't miss it.
{#blank#}3{#/blank#}Of course. Let
me see. Go straight and then turn left at the fourth crossin9.
{#blank#}4{#/blank#}Oh dear! I
think we're lost.
{#blank#}5{#/blank#}Thank you so much.
{#blank#}6{#/blank#}Is the
bookstore on the left or on the right?
{#blank#}7{#/blank#}Let's go and
ask the policeman over there.