Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now, listen to the passage.
When did the German scientist make a suggestion on weather forecast

A．New laws against discrimination should be passed to protect women’s equal rights with men.
B．Changing people’s ideas about women is less difficult than changing their behavior.
C．There are some changes in people’s ideas about women and their place in society.
D．It is impossible to change the social conception about women.

A．Go out with some friends.
B．Show his parents around.
C．Sleep all afternoon.
D．Go to a football gam