听下面一段较长对话，回答以下小题。
13. What’s the man’s dream?
| A．To be an artist. | B．To be a teacher. | C．To be a scientist. |
14. What do we know about Copernicus’ theory?
| A．It proved that the earth was still. |
| B．It was influenced by Newton and Einstein. |
| C．It is the basis of ideas about the universe today. |
15. What was thought to be the center of the universe at the time of Copernicus?
| A．The earth. | B．The sun. | C．God. |
16. Why did Copernicus publish his theory when he was dying?
| A．He wasn’t sure of his theory until then. |
| B．He was afraid of being punished. |
| C．His friends told him not to publish it. |
版权异议
