You _______ cross the road when the traffic lights are red.
| A．can | B．must | C．mustn’t | D．needn’t |
Attention，please！All the mobile phones must________before the meeting starts．
| A．turn off |
| B．be turned off |
| C．be turning off |
| D．turned off |
I think________are old enough to make their own decisions．
| A．sixteen-year-old |
| B．sixteen-years-old |
| C．sixteen-years-olds |
| D．sixteen-year-olds |
—I have finished my homework．
—________．
| A．So do I |
| B．So have I |
| C．So I do |
| D．So I have |
The post office is about________ride from our school．
| A．thirty minute |
| B．thirty minute’s |
| C．thirty minutes’ |
| D．thirty minutes |
It’s a lovely day．We should go fishing________watching TV at home．
| A．because of |
| B．instead of |
| C．out of |
| D．together with |