学习“圆的直径是它的半径的两倍”是（）。 A．概念学习 B．符号学习 C．命题学习

用所给词的正确形式填空。

1. September 1 is the _______ (one) day of our new term.

2. The boy often goes to the library to read _______ (story).

3. She usually _______ (watch) TV on Saturday evening.

4. He doesn't _______ (do) his homework every day.

5. Ms. Lin _______ (be) never late for class.

6. Look, he is _______ (put) on his shoes, he wants to play sports.

7. Kangkang usually _______ (have) breakfast at home, but sometimes in a restaurant.

8. Listen, they are _______ (read) in the classroom.

9. Today is Sunday. Some boys are _______ (fly) in the park.

10. We often take exercise after school, but today we are _______ (play) the piano.

提高社会生产力和综合国力的战略支撑是（）。

常用农家肥不包括（）。

A、二铵

B、作物秸秆

C、粪尿

D、沼液

使用嵌套原理的具体措施包括（）。

A、将一个物体放在第二个物体中，将第二个物体放在第三个物体中，以此类推

B、使一个物体穿过另一个物体的空腔

C、把时间上相同或类似的操作联合起来

D、物体的对称形式转为不对称形式

美国的评价专家古巴和林肯把课程与教学评价的发展历史分为四代，其中认为“评价在本质上是描述教育结果与教育目标相一致的程度”的是（）

A.第一代评价

B.第二代评价

C.第三代评价

D.第四代评价