John Snow was a famous doctor in London-so【小题1】,indeed,that he【小题2】Queen Victoria as her personal physician. But he became【小题3】when he thought about helping ordinary people【小题4】to cholera.This was the deadly disease of its day.Neither its cause nor its【小题5】was understood.So many thousands of terrified people died every time there was an outbreak.John Snow wanted to face the challenge and solve this problem.

First there was England.Wales was【小题6】to it in the thirteenth century.Now when people【小题7】to England you find Wales【小题8】as well.Next England and Wales were joined to Scotland in the seventeenth century and the name was changed to "Great Britain".Happily this was accomplished without【小题9】when King James of Scotland became King of England and Wales as well.Finally the English government tried in the early twentieth century to form the United Kingdom by getting Ireland【小题10】in the same peaceful way.