题目

Welcome to Our School LibraryOur Library is in the south of our school. The Library is open to every student and the library card is free. You can borrow five books, one CD and four videos —three weeks for books, one week for CDs and videos, at the same time.BOOKS1You can borrow picture books for children and all kinds of story books2You can enjoy newspapers and magazines in the reading room. 3You can’t take any newspapers or magazines out of the library VIDEO1You can borrow all kinds of video films, TV plays and music videos.2You can’t watch videos here. AUDIO1You can borrow music audio该农田生态系统中，属于生产者的是（　　） A、青草B、青蛙C、鹰