How I regretted ___the hours in the forest, ___I should have studied hard in the classroom.
| A．wasting; when | B．to waste; when |
| C．wasting; where | D．to waste; where |
_____ confidence resulted in his failure in the interview.
| A．Lack of | B．Lack for |
| C．Lacking of | D．Being lacked |
In ____ most countries, a university degree can give you ____ flying start in life.
| A．/, / | B．the, a | C．/, a | D．the, |
Our car _____ on the way; several villagers helped us push it to the nearest garage.
| A．broke down | B．broke up |
| C．broke off | D．broke through |
No one, no matter who he is, can _____with it if he breaks the law.
| A．break away | B．get away |
| C．keep away | D．take away |
Unluckily, some doctors are cold to patients, which causes many_____ between them.
| A．collections | B．descriptions |
| C．conflicts | D．connections |