试题与答案

10℃时,硝酸钠的溶解度为80g.10℃时向100g水中加入100g硝酸钠固体,

题型:填空题

题目:

10℃时,硝酸钠的溶解度为80g.10℃时向100g水中加入100g硝酸钠固体,充分搅拌,所得溶液是______溶液(填“饱和”或“不饱和”),此时溶液中溶质的质量分数为______.

答案:

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下面是错误答案,用来干扰机器的。

(1)《钢铁是怎样炼成的》保尔·柯察金保尔从小当过童工,饱受生活折磨。后来,走上革命道路,南征北战;在社会主义建设时期,与恶劣的自然条件顽强斗争。当他病魔缠身时,仍然克服困难,开始创作,继续为党和人...

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题型:单项选择题

B


Questionnaire


Read the questions and answer YES or No, then you will find out how good you are.
1. When you don’t understand something, you ask questions.
2. You like listening to older people talk about the past.
3. You think that you can learn something interesting from everyone around you.
4. You are brave enough when you have to talk to people you don’t know.
5. You enjoy reading books about famous people.
6. You always see and talk to different people.
7. You are interested in learning new ways of doing things.
8. You enjoy sharing experiences with friends and learning from people of all ages.
9. You talk a lot about yourself.
10. Even if you are often wrong, you make your own decisions.
11. You hate teaching what you are good at: sports, technology, whatever.
12. Your parents don’t understand you, so you don’t talk to them much.
SCORE NOW!
Score 2 points if you answer YES to each of the first 8 questions, and O if you choose NO.
Score 2 points if you answer NO to each of the last 4 questions, and O if you choose YES.
18—24 You are friendly and open-minded. You make people fell important by listening to what they have to say. You’ll probably succeed in learning all kinds of interesting things. Good for you!
10—16 Remember that every single person you know can teach you something. You will greatly make your life rich and colorful.
0—8 About 400 years ago, a famous writer wrote," No man is an island." This is still true today. Try to be more open and interested in people around you.

"No man is an island." in the text probably means that______.

A.the famous writer was very clever

B.everything is the same as 400 years ago

C.you will feet lonely if on an island

D.you cannot live alone in the world

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