根据句意及汉语提示完成单词① Our English teacher is in the {#blank#}1{#/blank#} (办公室) now.
②The students play in the {#blank#}2{#/blank#} (操场) after class.
③ This {#blank#}3{#/blank#} (建筑物) is science lab.
④How many books are there in the {#blank#}4{#/blank#} (图书馆)？
⑤Our school is {#blank#}5{#/blank#} (靠近) a river.
