Unit 1 同步习题一、选择正确的选项。 ( ) 1. —Where is the music room? —It’ s on the ______ floor. A. one B. first C. two ( ) 2.Go to the ________ and read a book. A.playground B .library C. garden ( ) 3. This is _______ classroom. A.my B. me C.I ( ) 4. The art room is ___...