---Is there any flight to Tokyo today ?---I think there __, for the weather is too bad.
| A．mustn’t be | B．mightn’t be | C．needn’t be | D．can’t be |
Thanks to the old man’s hard work, a lot of _____ has been covered with green trees.
| A．the hills | B．hills | C．the hill | D．hill |
It’s a teacher’s _____ to make children learn.
| A．matter | B．affair | C．business | D．event |
One of the advantages of living on the top floor of a high rise is that you can get a good ____.
| A．sight | B．scene | C．view | D．look |
I wrote him a letter to show my _____ of his thoughtfulness.
| A．achievement | B．agreement |
| C．attention | D．appreciation |
We look forward to the day when the motorcar has been replaced by some less dangerous ____ of transport.
| A．methods | B．means | C．manners | D．ways |