自己学習

日記、連絡事項

Áo học sinh

I think that student should wear what they like in schools whether there is a dress code or not.However, some students m...
自己学習

南米の環境破壊

Another cause of destruction in South America is mining. Vast quantities of iron ore lie beneath the forests. No develop...
自己学習

母国語

We cannot know too much about the language we speak every day of our lives. Most of us, it is true,can get along fairly ...
自己学習

科学の目的

the primary aim of science is to find truth. This search is the more successful the more it is directed towards finding ...