题目内容：
根据下列材料，回答题：Robots are playing an important role in our life. __________1.
In factories, robots can help people do a lot of work. __________2.People will feel bored if they do
the same job again and again, but the robots will not. And they can work in some dangerous place.__________3.
In our homes, robots are useful, too. They can help us do some cooking. They can help the blind people read newspapers and help the old people move some heavy things. They can play chess with children.__________4. They are our best friends. They are clean and do not need any food. They can become our best pets because they do not need feeding or cleaning.
However, robots are not as clever as people. ____________5 If we do not "teach" them how to do things first, they can do nothing.
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