题型:语法填空(语篇) 题类:常考题 难易度:普通
The first robots were invented in the1920s. Since then robots 1 (appear) in many American films. In some films, they are stronger, faster and cleverer 2 people.
In real life, robots are 3 (main) used in factories. They do some dangerous and difficult jobs for humans.
Robots also help disabled(残疾的) people, for example, blind people. Today many blind people have a guide dog 4 (help) them. In the future, guide dogs might be robot dog.
One kind of robot guide dog has 5 (wheel). It moves in front of the owner. It is very clever. It knows the speed of its owner's walk. The owner 6 (wear) a special belt(带子). This belt sends instructions 7 the owner from the dog, such as "Stop here", "Turn left" or "Turn right".
In the United States, another kind of robot helps disabled people to take care of 8 (them) in their daily life. The robot hears the sound of its owner's voice. It follows instructions such as "Turn the page" or "Make a cup of coffee".
Robots are also used in American hospitals. They can do simple jobs. At one hospital, for example, a robot takes meals from the kitchen to patient's rooms. It 9 gets lost because this robot has a map of the hospital in its computer memory.
10 robots can help people in many ways, they will never take the place of humans.
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