桡切迹位于（）。 A.锁骨 B.肩胛骨 C.肱骨 D.尺骨 E.桡骨

阅读短文，用括号中的动词的适当形式填空，使短文意思完整、通顺。

     In some science fiction movies, people in the future have their own robots. They are just like humans.

These robots 1______(use) by the people to do the? housework and the most unpleasant jobs. Some

scientists 2______(mink) that there will be such robots in the future. However, they agree it may take

hundreds of years.Now scientists 3______ (try) to make robots look like people and do the same thing as

us. Over the years, Japanese companies 4______(make) robots walk and dance already.

     But scientist James White 5______(disagree). He thinks that it will be difficult for a robot to do the same

thing as a person. Once he gave us an example. It was easy for a child to wake up while he 6______(sleep)

and know where he was, but robots couldn't do this. But other scientists disagree. They think that robots

7______(be) able 10 talk to people in 25 to 50 years. Scientists are not just trying to make robots look like

people. Several years ago, some robots 8______(invent). Those robots looked like huge arms. They did the

simple jobs over and over again. People would not like to do such jobs and would get bored.

     In the future, new robots will have many shapes. Some might even look like snakes. After an earthquake,

a snake robot could help look for people under buildings. That may not seem possible now, but computers

and space rockets 9______(seem) impossible a hundred years ago. We don't know what 10______(happen)

in the future. Let's wait!

虚拟设备是指______。

A．模拟独占设备的共享设备

B．允许用户以标准化方式使用的物理设备

C．允许用户使用比系统中拥有的物理设备更多的设备

D．允许用户程序部分装入内存即可使用的系统设备

文化的核心部分是【 】

A．物质文化

B．制度文化

C．行为文化

D．心态文化

刑法的保障机能只体现为保障犯罪之人不受外刑的惩处。

生殖毒性