It______be the postman at the door. It's only six o'clock.
| A．mustn't |
| B．can't |
| C．won't |
| D．needn't |
There is no easy walk to __________ freedom anywhere，and many of us will have to pass through __________ valley of the shadow of death again and again before we reach the mountaintop of our desires．
| A．/；the | B．the；the | C．/：／ | D．the；／ |
--- I heard that you lost your wallet and your i-Phone．
--- Oh，__________ !
| A．never mind | B．that’s all right |
| C．just my luck | D．thank you |
--- Better get down to your work．Jack．
--- __________ ．
| A．It’s my pleasure | B．Suit yourself |
| C．Mind your own business | D．You’re welcome |
A ship in the harbor is safe，but that’s not __________ ships are built for．
| A．what | B．that | C．why | D．how |
In Europe unemployment hit a new record with young people __________ it harder to get jobs．
| A．to find | B．finding | C．having found | D．found |