雅思TASK2小作文模拟题:电脑使用 Computer Use

文章层次较为清晰；请作者增加词汇表达的灵活性，拼写检查也还需加强；可适当增加复杂句和从句的使用。

It is true that playing computer games excessively has some nagetive effects on teenagers.Some computer games involves violence and sex,which is harmful for the growth of teenagers.They are likely to lead to violence in real life.Also,they can effect students studying.Playing computer games for a long time can cause health problems as well.They can lead to eyestrain,and because of lacking excise,they may become obesite.