It is well-known that time is money. That is the reason why almost everyone makes full use
A. spends
B. expends
C. facilitates
D. utilizes
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某项选拔共有四轮考核，每轮设有一个问题，能正确回答问题者进入下一轮考核，否则即被淘汰。已知某选手各轮问题能否正确回答互不影响，则该选手至多进入第三轮考核的概率为23/25。
(1)该选手能正确回答第一、二、三、四轮问题的概率分别为4/5,3/5,2/5,1/5
(2)该选手能正确回答第一、二、三、四轮问题的概率分别为6/7,4/7,4/7,3/7
A. 条件(1)充分，但条件(2)不充分。
B. 条件(2)充分，但条件(1)不充分。
C. 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分。
D. 条件(1)充分，条件(2)也充分。
E. 条件(1)和(2)单独都不充分，条件(1)和条件(2)联合起来也不充分。
Atlas was the god who held up the sky.
A. Right
B. Wrong
C. Not mentioned
What made the American families in the 19th century change greatly？
A. The disadvantage of the single family pattern.
B. The great increase of the urban population.
C. The rapid development of industrialization and the arrival of immigrants.
D. The improved living conditions and the women's entrance into the work force.
What does the sentence "Individuals make it or don't make it essentially on their own" in
An individual makes his own living or does not do it.
B. An individual is solely responsible for his success or failure.
C. Individuals work separately and produce their own things.
D. Individuals succeed or fail depending on their families.
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