选择方框中单词的适当形式补全短文内容，每词限用一次。 be, library, book, school, some, in, class, student, science, classroom I am Zhang Yu. I am a student in Yuxin Middle School. My _1_ is very big. There are about 3, 000 _2_ in our school, and we have lessons (上课) in different _3_ . There is a tall building near the school gate. The _5_ and the teachers' offices are in the same building. There is a _5_ behind the building. We can borrow (借) _6_ from it. Next to the library is our science lab. We have _7_ lessons in it. We have a gym _8_ our school, and it is behind the science lab. There are _9_ trees and flowers in our school. Our school _10_ nice. We like it very much.