The reason for his success is ______ he worked very hard.
| A．why | B．that | C．whether | D．how |
—My parents said that we would take a camping on May Day.
— __________ it rains then?
| A．What if | B．What about |
| C．What for | D．So what |
I know I can't change the world completely, but I'm proud that I can __________ to people's life on an individual level.
| A．make a difference | B．have a difference |
| C．make difference | D．make differences |
Let's __________ our personal feelings for now, and get to our business.
| A．set up' | B．set off |
| C．set about | D．set aside |
—You've worked there for half a year. What do you think about your boss?
—He is a person who would try his best to __________ his purpose.
| A．accomplish | B．settle |
| C．perform | D．undertake |
Jack has made great achievements in his work, and the harder he works, the more __________ he becomes.
| A．religious | B．energetic |
| C．curious | D．independent |