关于人本主义心理学中马斯洛的需要层次理论的描述错误的是（） A.常包括生理需要、安全

阅读短文，完成各题。

      My name is Rose. I am 10 years old. My room is small and nice. There is a bed, a desk, a closet and

a shelf. The computer is on the desk. The books are on the shelf. The closet is behind the door. There is a

picture over the bed. I like my room very much.

1. Where are Rose's books?

    They are ___________ ___________ ___________.

2. Where is the closet?

    It is ___________ the door.

3. Is the picture over the bed?

___________________________________________

4. Her name is ___________.

5. Does she like her room?

___________________________________________

简述氨冷冻原理？

化学就在我们身边，它能改变我们的生活．请选择适当的物质填空

（用序号填写 ）

A干冰 B氢气  C石墨  D活性炭  E碳酸钙   F 二氧化硫

（1）可用于人工降雨的是______；（2）被称为理想“绿色能源”的是______；

（3）大理石的主要成分是______； （4）污水处理过程中除去异味的是______；

（5）大气污染物之一是______；     （6）具有优良导电性的非金属是______．

采用地脚螺栓固定的基框，螺帽拧紧后，螺栓应露出（）。

A、1扣

B、2~3扣

C、4扣

D、5扣