听录音，根据所听内容填空。（听两遍）A: There is a nature park in my city.
B: Is there a {#blank#}1{#/blank#} in the park?
A: Yes, there is. There are many tall {#blank#}2{#/blank#} in it.
B: Is there a mountain in the park?
A: {#blank#}3{#/blank#}, there {#blank#}4{#/blank#}.
B: Is there a lake in the park?
A: Yes, there is. There are {#blank#}5{#/blank#} in it.
B: Are there any boats on the lake?
A: {#blank#}6{#/blank#}, there {#blank#}7{#/blank#}.
{#blank#}2{#/blank#}
{#blank#}4{#/blank#}
{#blank#}5{#/blank#}
