本周图书馆里又有新书上架啦！这些趣味有声故事书涉及人文、历史、地理，所有内容都配有英语原声朗读，书后还配有单词表和练习题，可以帮助小朋友开阔眼界、了解新知识，还能学习纯正英语呢！

Ola无论如何都画不直作业本上的直线，他急需一把直尺！于是他只能向伙伴们求助，可是Laki, Pili, Lele和Nani都没有直尺。就在Ola彷徨无措的时候，直尺出现啦！真是踏破铁鞋无觅处，得来全不费功夫！

Ola can not draw a straight line in his exercise book without a ruler! He really needs a ruler! So he turns to his friends, but none of Laki, Pili, Lele or Nani has a ruler. When Ola is at a loss, a great idea occurs to him! He can get a ruler so easily!