图中，横坐标为地球自转线速度，纵坐标为不同纬度的四地某日正午

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问题选择题

图中，横坐标为地球自转线速度，纵坐标为不同纬度的四地某日正午太阳高度。据此推断图中四个地点按纬度由高到低的排列顺序是

[ ]

A、a b d c

B、b a c d

C、d c a b

D、c d b a

答案

答案：A

填空题

根据句意及汉语提示, 填写句中所缺的单词.

1. They have English and math on ______ (星期一) morning.

2. We often borrow some books from our school ______ (图书馆).

3. I don't know if Mary is ______ (好) at swimming.

4. Can you tell me the ______ (首都) of Canada?

5. September is the ______ (九) month of a year.

6. We should take an ______ (积极的) part in physical exercises.

7. We are strongly against dropping litter ______ (到处).

8. Lucy often plays tennis to relax ______ (自己) after school.

9. The boy is so ______ (聪明的) that he can work out the problems easily.

10. It is impolite to ______ (指) at anyone with your chopsticks while eating meals.

多项选择题

垄断价格没有违背价值规律的原因是（）

A．不能无限抬高或降低垄断价格

B．全社会商品价格总额仍然等于全社会商品价值总额

C．垄断利润仍然是剩余价值的一部分

D．垄断价格受供求关系的影响

E．存在着自由竞争