.
The warmth of ______ sweater will of course be determined by the sort of ______wool used．
| A．the; the | B．the；／ | C．／；the | D．／；／ . |
She says that she'll have to close the shop ________ business improves.
| A．if | B．unless | C．after | D．when |
In the global economy，a new drug for cancer，________it is discovered，will create many economic possibilities around the world.
| A．whatever | B．whoever | C．wherever | D．whichever |
You must learn to consult your feelings and your reason________you reach any decision.
| A．although | B．before | C．because | D．unless |
I took my driving license with me on holiday，________I wanted to hire a car.
| A．in case | B．even if |
| C．ever since | D．if only |
________ that Marie was able to set up new branches elsewhere.
| A．So successful her business was |
| B．So successful was her business |
| C．So her business was successful |
| D．So was her successful business |