V3.6.0 p20160420 

This is a book about Earthquakes.It's also an information book. The book tells us the Earth's structure.Also it tells us what make the earthquake,I learnt it. It is because of the crustal change.And every earthquake has two main parts.One is called the focus and one is called epicenter.The book also tells us how dangerous of earthquake .I think this book give me many new knowledge of earthquake.I think I must feel lucky that I live in Hong Kong. It is because Hong Kong must not have earthquake.