______ is the capital city of Canada.
A. Vancouver
B. Ottawa
C. Montreal
D. Toronto
对项目所采用设备的先进性、经济合理性和适用性等的综合分析论证是指( )。
A. 工艺技术评估
B. 生产条件评估
C. 经济效益的评估
D. 社会效益评估
______ of the U.S. Senate stand for re-ejection every two years.
A. 4/5
B. 3/4
C. 2/3
D. 1/3
In this passage, the author argues that thinking in groups ______.
A. is the best way to solve any problem
B. is by no means useful in problem-solving
C. may result in effective problem-solving under certain circumstances
D. will inevitably produce greater efficiency in problem solving than individual thinking