观察法的试用要求有哪些?

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问题:

观察法的试用要求有哪些?

考点:中学教育学第一章教育与教育学第一章教育与教育学题库
题型:问答题

在计算机中负责指挥和控制计算机各部分自动地、协调一致地进行工作的部件是( )。

A.控制器
B.运算器
C.存储器
D.总线

题型:问答题

You will spend hours at the gym training your body, but do you ever think about training your brain? Here are four ways to keep your brain mentally (脑力上地) active and healthy.

Play games

Your brain is a muscle just like the ones in the rest of your body. If you don’t use it, you will lose it. For example, doing a crossword puzzle (纵横填字游戏) once a day is a good way to give the brain the exercise it needs. This kind of puzzle is good at training different areas of the brain. But remember that when doing this puzzle, you should gradually increase the complexity (复杂度); otherwise, it will become repetitive (重复乏味的) and stop being mentally challenging.

Talk aloud

Although it might sound strange to you, talking aloud is a great way to boost your memory. A good exercise to try is counting to 99 in threes as fast as you can.

Be a team leader

If you find you can do your work very easily, you should find a new task. It is important that your job should be mentally challenging. Complex jobs are often more challenging and make the brain work a little harder.

Learn a language

A study found that, compared with those who could speak only one language, the people who could speak two languages had a slower rate of cognitive (认知能力) decrease. Learning a new language is very challenging and it makes sure that different areas of the brain have their lights on.

小题1:What is the main idea of this passage?

A.Why you should train your brain.

B.How to be a good team leader.

C.Training the brain is more important than training the body.

D.How to make your brain healthy and work actively.小题2:Which word can replace the word "boost" in the third paragraph?

A.Change.

B.Promote.

C.Decrease.

D.Lose.小题3:We should gradually increase the complexity when doing crossword puzzles because ______.

A.if we don’t use our brain, we will lose it

B.we should make our brain face different challenges

C.our brain is a muscle like other parts in our bodies

D.these puzzles can work on different areas of the brain小题4:Which group of people have a slower rate of cognitive decrease?

A.Those who don’t often do crossword puzzles.

B.Those who don’t often count to 99 in threes.

C.Those who do their work very easily.

D.Those who can speak more than one language.

题型:问答题

在公差等级高于IT8级的高精度配合中,孔与轴的公差等级必须相同。( )

题型:问答题

击发响枪后,子弹壳未抛出,引起的原因可能是弹匣过脏、变形或损坏。

题型:问答题

钢管脚手架的立杆需要接长时,应采用对接扣件连接,或者也可采用绑扎搭接。

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