The most widely accepted theory about the beginning of drama is based on the concept ______ drama evolved from ritual.
A.which | B.that | C.when | D.as |
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 |
Scientists generally agree that Earth's climate will warm up over the next 50 to 100 years ________ it has warmed in the 20,000 years since Ice Age.
A.so long as | B.as much as |
C.as long as | D.as well as |