写一篇英语小短文.关于儿童看电视的不利

with the development of society, TV sets have entered most of homes and children become increasingly interested TV。 However, every coin has its two sides。 On the one hand, TV can introduce children to new knowledge with visual delights。 On the other hand, TV has its own disadvantages。 Some parents think some programmes are not suitable for children and they will have bad effects on children。 Long time of watching TV does harm to children's eyes, which will result in shortsightedness in most cases。 In addition, it will influence children's sleep and study。 what's worse, more children tend to become couch potatoes for a lack of physical exercise。 apart from the above, by watching TV, we will waste electricity power, which goes against the appeal of the low carbon life style。
So, don't leave your children to TV as a babysitter。