Ⅰ.单项选择。
( ) 1. ____ moon goes around ____ Earth.
      A. The;an    B. A; the    C. An; a    D. The; the
( ) 2. The plane has not ____ Beijing. It will ____ soon.
      A. arrived; arrive    B. reached; reach    
C. arrived; reach     D. reached; arrive
( ) 3. Fanggang usually goes to school ____ her mother’s car.
      A. at    B. in    C. on    D. by