l. The twin brothers usually walk to school. (改为同义句)  
The twin brothers usually go to school               ______.
2. It takes me five minutes to get there. (对面线部分提问)  
______ ______ does it take you to get there?
3. " Where's the bus station?"  he asked me. (改为宾语从句 )  
He asked me ______ ______ ______ ______ ______.
4. Allan will go back to England by plane next month . (对划线部分提问 )  
______  will Allan go back to England next month?