出租汽车不按规定使用空调的，乘客可以拒绝（）。

根据短文内容，判断正(T)误(F)。

     Do you live in a city? Do you know how cities began? Long long ago, the world had only a few thousand

people. These people moved from one place to another. They moved over the land, hunting animals for food.

     No one knows how or when these people learned about growing food. But when they did, their lives

changed. They did not have to look for food any longer. They could stay in one place and grow it.

     People began to live near one another, so the first village was established. Many people came to work in

the villages, and these villages became even larger.

     When machines appeared, life in the villages changed again. People built factories. More and more people

lived near the factories. The cities began.

     Today, it's strange that some people are moving back to small villages. Can you tell me why?

( )1. People moved from place to place to hunt animals.

(     )2. The story says, "No one knows how or when these people learned about growing food. But when

            they did, their lives changed." In this sentence, the word "they" means people.

(     )3. When machines appeared, life in the cities changed again.

(     )4. All people like to live only in very big cities.

( )5. People built factories after the cities grew big.

保险资金具有()

A、偿还性

B、互助性

C、存储性

D、流动性

E、有条件返回性

在实际应用中，根据井况和（）可以安装多个防脱器。

A、载荷条件

B、振动情况

C、载荷中性点的位置

D、杆柱长度

尼氏征阳性可见以下现象，除外（）

A.推压水疱一侧，可使水疱沿推压方向移动

B.轻压疱顶，疱液向四周移动

C.牵扯已破的水疱壁，疱周围外观正常的表皮被一起剥除

D.在外观正常的皮肤上用力推擦，表皮可剥离

E.在外观正常的皮肤上推擦，表皮可出现水疱

铁钴比色法。此法分标准色阶溶液（）两个步骤进行。

A.熔流指数

B.配制

C.辊形控制

D.测定

E.化学前处理