听录音，补全短文中所缺的单词
Little Water Drop lives in the sea. It is raining. He wants to be {#blank#}1{#/blank#}
in the sky. The sun {#blank#}2{#/blank#}and he gets hot. Then he goes up to the sky. Now he is in a cloud. He flies {#blank#}3{#/blank#}rivers and mountains. He sees some thirsty {#blank#}4{#/blank#}. They need water. He falls down to the {#blank#}5{#/blank#}. A tree drinks him. Now he is inside the tree.
