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问题 单项选择题

社会心理是（）与社会行为之间的中介过程，是由社会因素引起并对社会行为具有引导作用的心理活动。

A.社会认知

B.社会意识

C.社会规范

D.社会刺激

答案

参考答案：D

解答题
过抛物线C：
x2 
=2py(p＞0)的焦点F作直线l与抛物线C交于A、B两点，当点A的纵坐标为1时，|AF|=2．
（1）求抛物线C的方程；
（2）若抛物线C上存在一点M，使得MA⊥MB，求直线l的斜率k的取值范围．
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句型转换

同义句转换。

1. At Christmas, parents always buy their children presents.

    At Christmas, parents always ______________________________.

2. Her father watches TV for two hour every day.

    Her father ______________________________ every day.

3. Li Lei never goes to school on foot.

    Li Lei never ______________________________.

4. How do you like that new shopkeeper?

    ______________________________ the new shopkeeper?

5. Listen! Someone is knocking at our neighbor's door.

    Listen! ______________________________ our neighbors' door.

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