美国国务卿希拉里在拜会胡 * * * * 是表明,美中关系开启了积极合作的新时代,双方在众

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美国国务卿希拉里在拜会胡 * * * * 是表明,美中关系开启了积极合作的新时代,双方在众多领域和全球性问题上拥有广泛的共同利益,美方愿进一步加强同中方在各领域的合作。美方这一做法的根本原因是

A.国家间的共同利益是国家合作的基础

B.国家利益是国家生存与发展的必要条件

C.维护国家利益是主权国家对外活动的出发点和落脚点

D.竞争、合作和冲突是国际关系的基本形式

考点:民主监督中国的外交政策选举权和被选举权中国共产党的执政理念与指导思想
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三聚氰氯

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     A bad Working Memory-the brain's temporary storage box-may explain,   new research suggests,  

why one child cannot read his or her history book and another gets lost in math. As many as 10 percent

of schoolage children may suffer from poor working memory. British researchers said in a report last

week,   yet the problem is rarely identified.

     "You can think of working memory as a pure measure of your child's potential. Many psychologists

consider working memory to be the new IQ (智商),   because we find that working memory is one of

the most important predictors of learning ability,   " said Dr. Tracey Alloway of Britain's Durham

University.

     Many children with poor working memory are considered lazy or dull. Working memory allows people

to hold in their minds and deal with a few items,   such as telephone numbers,   over a short period of

time. Alloway compares working memory to a box. For adults,   the basic box size is thought to be three

to five items. It's important,   therefore,   to put in the right things. Irrelevant (不相关的) information will

clutter (混乱) working memory.

     The question many researchers are struggling with is how to help children with this problem,   which

appears to be closely related to a lack of attention.

     "In children with learning difficulties,   it becomes a huge issue,   especially around middle school,  

when the demands on working memory really grow,   " said Dr. Mel Levine,   cofounder of All Kinds

of Minds,   a nonprofit organization in North Carolina that studies learning difficulties.

     Memory training may help improve working memory. Alloway has a tool that allows teachers to

assess (评定) the workingmemory capacity of children as young as 4; it has been used in 35 schools

across Britain.

     Levine's organization trains teachers through a program called Schools Attuned,   which is working

with several thousand schools across the United States,   Canada and Europe. While he is not sure

working memory can be expanded,   Levine said children can be taught ways to do better in school.

1. Which of the following is a characteristic of working memory?

A. It has a limited capacity.

B. It is usually better in children than adults.

C. It improves with use.

D. It can cause a lack of attention.

2. According to the new research,   ________.

A. the importance of working memory has been long recognized

B. working memory is becoming recognized as a factor in intelligence

C. laziness can weaken working memory

D. working memory helps people remember things forever

3. Which of the following may help improve a child's working memory?

A. Expanding the brain's storage box.

B. Remembering more things.

C. Training the memory.

D. Being reminded frequently.

4. According to the passage,   Dr. Mel Levine has ________.

A. invented tools to help improve a child's working memory

B. founded an organization to train teachers to help students with this problem

C. identified the problem clearly

D. compared working memory to a box

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直流互感器的用途是什么?

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替代原则要求房地产估价结果不得不合理偏离( )在同等条件下的正常价格。

A.同一城市房地产
B.同样用途房地产
C.相同房地产
D.类似房地产

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工业发展分为?

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