Here is a robot. It is called“Xiaohu”.There is a computer inside its body.It looks like a tiger.When you see it for the first time,you may be frightened.In fact,it is gentle and potite.It can help us do housework such as cleaning a room,washing clothes and marking the bed.When the room is dirty,it will begin to work at once.It can also watch over a room instead of humans.It is clever and hardworking.In short,this robot is very useful to us