Which of the following is an economical measure for energy conservation？
A. Investing in new forms of facilities.
B. Making more efficient refrigerators.
C. Requiring white roofs for buildings.
D. Toughening fuel economy standards.
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The author suggests that demography______.
A. is a critical factor to be considered in coping with the crisis
B. clarifies and explains global economic crisis in more depth
C. provides a solution for us to get out of crisis in the long run
D. inevitably leads to financial sector bubbles on a global scale
Which of the following best supports the assumption that animals have emotions？
A. What happens in their heads and hearts.
B. How they interact with friends and foes.
C. The odors they emit when heing with friends.
D. The expression in their eyes while interacting with others.
If involved in a conflict in the workplace, you should______.
A. choose a polite, civil and legal way to settle it
B. report to the boss or a supervisor immediately
C. fall back on coworkers and the head concerned
D. appeal to every means available to you to end it
The global financial crisis might have been caused mainly by______.
A. the global annual average growth of 5 percent
B. the pursuit for unreasonable economic growth rate
C. the slowing growth in workforce in an aging world
D. the unbalanced investment in everything such as houses
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