听录音，补全对话。
A: Look,
Grandpa! This is our{#blank#}1{#/blank#}.
B: Oh, it's
beautiful. Is there a {#blank#}2{#/blank#}in your school?
A: Yes,
there is. And there's a{#blank#}3{#/blank#} in my school.
B: It's
wonderful. Are there any{#blank#}4{#/blank#} in your{#blank#}5{#/blank#}?
A: No, there
aren't. But there are many{#blank#}6{#/blank#} and {#blank#}7{#/blank#}in my classroom.
