What does the word "think-tanks" (Paragraph 2) mean?
A. Tanks that can think as human beings.
B. An institute or group providing solutions for some problems.
C. A group of authoritative people.
D. Scholars and professional men.
查看答案
【B4】
A. in spite
B. regardless
C. careless
D. whatever
【B6】
A. ready
B. at risk
C. maybe
D. in danger
According to the passage, "West Texas Intermediate" (Paragraph 4) refers to
A. an oil industry.
B. an oil company.
C. a government organization.
D. a kind of crude oil.
A.as thoughB.as forC.as toD.as regards
A. as though
B. as for
C. as to
D. as regards