Paragraph3 C. the background of Copernicus' study

Paragraph4 D. the cause of Copernicus' study

Paragraph5 E. the result of Copernicus' study

1. Scanning Scan the passage and finish exercise 1 on page 7

2. Careful reading

Read the passage carefully and then answer the following questions

１） What Kind of conclusion did Nicolas Copernicus draw？

２） Could he tell anyone about his theory? And why?

３） When did he publish his theory?

４） Why is his theory important?