Some researchers believe that there is no doubt _______ a cure for AIDS will be found.
| A．which | B．that | C．what | D．whether |
Nowadays people are wasting too much energy, so we should lead a low-carbon life.
, we’ll suffer a lot in the future.
| A．When possible | B．If any |
| C．If not | D．Where necessary |
It turned out that she won the first prize in the competition, which was her modest expectation.
| A．beyond | B．to | C．above | D．beneath |
to the left, and you will see the railway station.
| A．Turning | B．To turn | C．Turned | D．Turn |
I hate when people have prejudice against female employees and think women are less capable.
| A．that | B．it | C．one | D．them |
It is reported that the underground systemin Changsha now will be open in 2015.
| A．is being built | B．built | C．being built | D．is built |