作文：不少于１００字．
１、标题：on books
提纲：１、书有很多而且内容各异。
　　　２、读书能丰富我们的知识。
　　　３、然而书也有可能有害。

You can't deny that books are our best teacher and friend. There are various kinds of book in the world ,which have different contents and ideas.Reading books is not only a goog way to gain knowlage but also helps us get more imformation about the world without stepping out.however,every coin has two sides.Nowadays,more and more books contain something that does harm to the world.Worst still,they are having bad effet on children .It's them that take charge of the future.So we mustn't stand for it,otherwise oneday we will eatour own bitter fruit.Help chilren, help books.
104字,还行吧