Passage Three Questions 33 to 35 are based on the passage you have just heard.

A．The man should seek someone who is well-trained with animals.
B．The man should take his animals to the zoo for special care.
C．The woman agrees to watch them for a lot of extra money.
D．The man should give up raising the animals.

A．The scientific revolution in the seventeenth century.
B．Reasons that chemistry developed slowly as a science.
C．The practical aspects of chemistry.
D．Difficulties of organizing knowledge systematically.