Pierre Curie ______ his own research work and joined Madam Curie in the search for radium.
| A．turned down | B．gave off | C．set aside | D．took over |
Success in life doesn’t happen. It’s the result of devoting your time and energy to what you’ve set out to do.
| A．by force | B．by design |
| C．by accident | D．by choice |
Experts said it wasthat Malaysia Airlines Flight 370(马航370) had changed course and turned back toward Kuala Lumpur(吉隆坡).
| A．obvious | B．extinct |
| C．successful | D．energetic |
My wife usually saves some money by ________ the prices of everything she buys.
| A．turning down | B．cutting down |
| C．turning up | D．cutting up |
He is always ready to help others. That's one of his ________ .
| A．strengths | B．powers |
| C．abilities | D．benefits |
-------Mrs. Green looks very worried. _______
-------The teacher called her and said her son was ill.
| A．What’s up? | B．What’s on? |
| C．So what? | D．Why not? |