题目内容

有关生产函数的说法,错误的是( )。

A. 不同的技术水平对应不同的生产函数
B. 是高效率的生产
C. 并不涉及成本,也不涉及利润最大时的产量
D. 高效率的生产就意味着利润最大

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Matching the words and phrases into sentences.

Read the statements. For each statement, circle T for True, F for False, or NG if the information is Not Given.1.More than half of the world's population uses social media.

A. T
B. F
C. NG

The average person spends 1 hour on social media each day.

A. T
B. F
C. NG

In the U.S., men spend more time on social media than women.

A. T
B. F
C. NG

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