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两个本原多项式的相加还是本原多项式。()

A. 对
B. 错

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党的十九大报告指出,第二次土地承包权到期后再延长三十年。对这一政策解读正确的包括

A. 逐步实现农地私有化
B. 为了稳定农民预期,稳定粮食产量
C. 延长承包权是因为长期承包权和所有权在对经济行为的激励上,并无显著差别
D. 可以放心投入,扩大生产,改善农田设施条件

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Cet-6-1.15-Exercise 01Why does the U.S. need to learn a little frugality? Because healthy savings rates are one of the surest indicators of a country’s long-term financial health. High savings lead, over time, to increased investment, which in turn generates productivity gains, innovation and job growth. In short, savings are the seed corn of a good economic harvest. What does the author mean by saying “savings are the seed corn of a good economic harvest”?

A country’s economy hinges on its savings policy.
B. Government will find it hard to protect classified information.
C. A healthy savings rate promotes economic prosperity.
D. A time machine is needed to testify to its truth.

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Cet-6-1.15-Exercise 02“About once a week, I have a client that will bring up a new certification I’ve never even heard of and I’m in this industry,” said Kevin Wilhelm, chief executive officer of Sustainable Business Consulting. “It’s kind of a Wild West, anybody can claim themselves to be green.” Mr. Wilhelm said the excess of labels made it difficult for businesses and consumers to know which labels they should pay attention to. What does Kevin Wilhelm imply by saying “It’s kind of a Wild West”?

A. Each business acts its own way in green labeling.
B. Individuals and organizations may use it for evil purposes.
C. People’s attention will be easily distracted from their work in hand.
D. Businesses compete to produce green products.

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人们常说“心理学家可以猜透人心”,这实际指的是心理学可以()人的行为。

A.描述
B.解释
C.预测
D.控制

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两个本原多项式的相加还是本原多项式。()

A. 对 B. 错

党的十九大报告指出,第二次土地承包权到期后再延长三十年。对这一政策解读正确的包括

人们常说“心理学家可以猜透人心”,这实际指的是心理学可以()人的行为。

A. 对
B. 错