单项选择题

案例分析题

Woman：Mr.Bacon，what is your job exactly？
Bacon：I’m a vet，looking after sheep，horses，dogs，cats.We even have lions and tigers at the zoo.
Woman：What sort of pets do people bring to your clinic？
Bacon：Mostly dogs and cats but then we have snakes and parrots and all other animals people keep as pets.
Woman：Snakes？Why do you think people keep snakes？
Bacon：I quite like snakes，but I wouldn’t want one as a pet，urn...（1[A]）some people are very keen on them.
Woman：Maybe they keep snakes to frighten others.All right，do you think people spend more money on their animals than their children？
Bacon：It depends on the people.Some are very good with their animals，some treat them far better than they would their kids，and unfortunately some are cruel with the animals.
Woman：（3[C]）What experience have you had of people who treat their animals too well？
Bacon：Lots of animals come here with lipstick marks on the head.We regard that as a specific sort of condition here.
Woman：Are animals good for people’s health？
Bacon：Well，（2[B]）they seem to help old people，These people see one person every two days，but their animal is with them all day，and it’s a companion.
Woman：Above all，why are you interested in your job？
Bacon：Maybe the animals sometimes attack me and there is much paper work.（4[D]）The thing i like best is to deliver new animals.It always amazes me one moment you have one mother and the next moment you can have a pile of animals.

According to Mr.Bacon，people keep snakes because（）.

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