6.聽下面一段獨白,回答第12-15四個小題.現(xiàn)在,你有20秒鐘的時間閱讀這四小題.
12.Which of the following pictures shows the professor's experiment?
13.According to the professor,which of the following is the most important in our life?
A.Family.
B.Job.
C.Money.
14.What does the jar stand for in this story?
A.Our house.
B.Our car.
C.Our life.
15.Why did the professor do the experiment?
A.To tell us how to fill something to make the jar full.
B.To tell us what the most important thing is in our life.
C.To tell us how to do an important experiment.