We have to ________ uniforms at school.
| A．wear | B．wears |
| C．put on | D．puts on |
| A．rob | B．modern | C．hope | D．Drop |
| A． three | B．month | C． thank | D．With |
—How long does it take you to go to the bus station?
—______.
| A．About twenty kilometers | B．I ride my bike |
| C．About half an hour by subway | D．I get there quickly |
Sam has a bike. He ______ it to school every day.
| A．takes | B．rides | C．walks | D．drives |
For some students, it’s difficult ______ school.
| A．to get to | B．get to |
| C．to get | D．get |