Another two months will be needed before the bridge _______.
| A．completes | B．is completed |
| C．has completed | D．will be completed |
Not only________polluted but________crowded．
| A．was the city；were the streets |
| B．the city was；were the streets |
| C．was the city；the streets were |
| D．the city was；the streets were |
Boy，your books are everywhere．Please________．
A．put them up
B．put them on
C．put them away
________get off the bus before it stops．
A．Don’t
B．Doesn’t
C．Didn’t
We________wear a uniform at school．
| A．have to |
| B．has to |
| C．had to |
| D．have |
You can________music in the music room．
| A．listen |
| B．hear |
| C．listen to |
| D．hear to |