28. They go to school __ on weekdays.
A by the bus B on school bus
C ride a bus D on the school bus.
27.It takes about twelve minutes ____ and five minutes by bike.
A walking B walk C to walk D walking
28. They go to school __ on weekdays.
A by the bus B on school bus
C ride a bus D on the school bus.
27.It takes about twelve minutes ____ and five minutes by bike.
A walking B walk C to walk D walking