Which of the following statements is NOT true according to the passage（）
A. Countries with numerous skilled craftsman and technicians are more likely to produce wealth.
B. People of a wealthy country are likely to have a higher living standard.
C. A country with rich natural resources is certainly wealthy.
D. A country capacity to produce wealth is subject to many factors.
查看答案
The word "them" in Paragraph 3 refers to（）.
A. expressive leaders
B. goals of the group
C. group members
D. tension and conflict
What does the passage mainly discuss（）
A. The problems faced by leaders.
B. How leadership differs in small and large groups.
C. How social groups determine who will lead them.
D. The role of leaders in social groups.
65（）
A. lies
B. combines
C. touches
D. involves
70（）
A. scales
B. cuts
C. slows
D. measures
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