You are Rong/Yan. You have drafted your term paper and hope to discuss it with your supervisor, Professor Zheng. Write him/her a note requesting an appointment.
Marks will be awarded for content, organization, language and appropriateness.

A. They invented false theories to explain things they didn’t understand.
B. They falsely claimed to know all about nature.
C. They did not believe in results from scientific observation.
D. They paid little attention to the problems they didn’t understand.

A. He means that though it seemed incredible, men really walked on the Moon.
B. He means that it was a fact that men walked on the Moon.
C. He means that it was men who first walked on the Moon.
D. He means that since then there have been no more attempts.