专业技术人员是（）的一部分，是社会大生产的产物，也是先进生产力的代表者。
A.农民阶层
B.工人阶级
C.无产阶级
D.知识分子阶层
参考答案：B, D
社会认知的过程可以划分为两个子过程：搜集、选择信息过程和( )
A．比较信息过程
B．整合信息过程
C．组织信息过程
D．概括信息过程
用所给词的适当形式填空。
1. He has _______ (short) and _______ (curly) hair than Sam.
2. Lucy enjoys_______ (tell) jokes, she is much_______ (funny) than others.
3. The weather this winter is _______ (bad) than the weather last winter.
4. Pedro isn't so_______ (calm) as Paul, but he is _______ (athletic) than Paul.
5. —Is Chunxi Road as_______ (quiet) as Qintai Road?
—No, it is much _______ (noisy).
