问题 单项选择题

数学教师安排一些选微积分课的学生参加一个由学生自己领导的小型学习小组。既然学习小组的参加者所得的平均分数比没有参加学习小组的人要高,数学系把微积分课的良好表现归因于学习小组的参加。
上面所描述的数学系的推理,假设了下面哪一个

A.对于教授数目众多的学生的教师而言,微积分是一个困难的主题。
B.刚开始参加学习小组的学生相对于未参加学习小组的学生既没有很好地准备,学习的积极性也并不高出多少。
C.花在微积分学习小组中的时间对参加者其他课的学习没有显著的坏影响。
D.很少参加学习小组的学生计划参加比微积分更深入的数学课。
E.参加学习小组的学生比未参加学习小组的学生受到教师的个人辅导多。

答案

参考答案:B

解析:无他因假设,题干将“微积分课的良好表现归因于参加学习小组”,那就必须假设两组学生不存在其他条件的差异。

阅读理解

阅读理解。

     According to the recent survey, only forty percent of children in our school feel happy, Why?

     Do you know what "happiness" means? A lot of money? No homework every day? High marks or

anything else?

     In fact, happiness is always around you put your heart into it. When you are in trouble at school, your

friends will help you; When you study hard at your lessons, your parents are always taking good care of

your life and your health; When you get success, your friends will say congratulations to you; When you

do something wrong, people around you will help you to collect it; When you do something good to

others, you will feel happy, too. All these are happiness. If you notice a bit of them, you can see that

happiness is always around you. All these can't be bought with money. It's a feeling of your heart. When

you come across difficulties, you can say loudly you are very happy, because you have more chances to

challenge yourself.

     As the saying goes, lift is a revolving door. When it closes, it also opens. If you take every chance you

get, you can be a happy and lucky person.

1. When you fail in the exam, both your teacher and your classmates will _____ to make you happy.

A. laugh at you

B. play jokes on you

C. help you

D. quarrel with you

2. What will your friends say to you when you get high marks?

A. Good luck!

B. Congratulations.

C. Just so-so.

D. Is that so?

3. In the writer's opinion, _____ can make you happy.

A. no homework

B. high marks

C. peace of mind

D. money

4. Which of the following is this passage about?

A. Life.

B. Happiness.

C. Good luck.

D. Chance.

5. How many examples are given to show the meanings of happiness?

A. 5.

B. 7.

C. 4.

D. 6.

多项选择题