Judging from the context, the word "think-tanks"(Para.2) probably means______.
A. tanks that can think as human beings
B. an institute or group organized for interdisciplinary research
C. a group of authoritative people
D. scholars and professional men
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How will the territorial disputes between China and Japan be settled according to the author？
A. By words and negotiations.
B. With their navies.
C. Through more violence.
D. By means beyond his knowledge.
What's the author's attitude towards Asian matters？
A. Extreme.
B. Prejudicial.
C. Indifferent.
D. Neutral.
The best title for the passage may be______.
A. Where Have the Salmon Gone？
B. How to Protect the Salmon？
C. Environment and Fishery
D. The Survival of Salmon and the Rights of First Nations
The number of salmon every spring in British Columbia's rivers four years earlier is______.
A. 1.3 million
B. about 524,000
C. about 1,824,000
D. above 2,000,000
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