The electricity was cut off by the storm, and thus all the lights_______.
| A．were turned off |
| B．went out |
| C．went in |
| D．were turned on |
The surprise findings _______ some previous studies that have suggested mobiles can cause Alzheimer’s and brain cancer.
| A．convey | B．contradict | C．conduct | D．confuse |
Despite their _______ plans, Chinese carmakers will find it hard to break into the developed world until this shortcoming is well behind them.
| A．parallel | B．accessible | C．adequate | D．grand |
Of course, all students want to increase their knowledge, but I believe that most students today want that knowledge to be _______ to their future career.
| A．relevant | B．opposite | C．abundant | D．elegant |
Many nations have promised to reduce greenhouse gas emissions, but are falling short of the _______ reduction of 25 to 40 percent of 1990 levels.
| A．target | B．option | C．profit | D．refund |
Office _______ is just something that he plays at; the one thing that really interests him is golf.
| A．ambition | B．enterprise | C．routine | D．Framework |