We all need knowledge from the past — ______ it comes from personal experience or from studying history. It is our only guide to the future.
A. as B. whether C. how D. when
The patient has tried quite a few kinds of medicine, but ______ had any effect on his disease.
A. none B. nothing C. neither D. no one
I wouldn’t eat potatoes unless I’m really starving, in _______ case you eat almost anything.
A. whose B. one C. what D. which
One of the consequences of our planet’s being warming up is a(n) ______ in the number of natural disasters.
A. account B. reason C. increase D. occurrence
World Expo 2010 Shanghai China, a grand-scale global event, has ______ the significant theme “Better City, Better Life.”
A. abandoned B. adopted C. advocated D. adapted
--- Do you like this part of the town, the so-called desired area?
---On the contrary, it’s the ______ area that I want to visit in town.
A. best B. first C. last D. least
