On the other hand,it also can help us do some dangerous and difficult things.When people want to explore something in an unknown area,we can use the robert instead of us.In addition,if we have problems in doing something ,we can let it do us a favor ,too
At last,the robert is able to help us take good care of the disabled children .It is a hard job because it calls for a lot time and energy to be put into the children.While,with the help of the robert ,that eill be easier.And the robert can protect the environment.Some roberts are made to conserve the environment,they are able to treat the waste properly.Thus,without the robert,our lives would not be so good