I saw a woman running towards me in the dark. Before I could recognize who she was, she had run back in the direction ________ she had come.
| A．of which | B．by which |
| C．in which | D．from which |
A decision was made ____________ those who once cheated to get a position in the company would be fired．
| A．whether | B．that | C．what | D．if |
Our company has now come to the point ____________ we must make some reforms．
| A．when | B．because | C．where | D．that |
I find that looking after children is a fun and challenging job ___________ you need to be patient and careful．
| A．That | B．which | C．where | D．when |
___________ we can have clean drinking water lies in ___________ effective measures will be taken by the government about water pollution.
| A．Whether；that | B．If；that |
| C．Whether；what | D．If；what |
It was ____________ she lost her job ____________ she realized how important it is that one should study all the time．
| A．not until；that | B．not until；which |
| C．not until；what | D．until；when |