请帮忙检查这个英文句子是否为病句.

请帮忙检查这个英文句子是否为病句.
尤其是一个地方不确定,即would not,是否应该写won't?
For younger kids,they cannot distinguish between good and improper contents on TV,in this occasion,it is necessary for parents to restrict TV programs so that their kid would not spend too much time on some meaningless programs or be negatively affected by some improper programs.