单项选择题

Questions 12 to 15 are based on the conversation you have just heard, 您的浏览器不支持 audio 元素。

A.In a lecture room.
B.In a resort town.
C.In a botanical garden.
D.On a cattle farm.
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单项选择题
A.The injury will confine Anna to bed for quite a while. B.The man happened to see Anna fall on her back. C.The serious accident may leave Anna paralyzed. D.The doctor’s therapy has been very successful.
A.The injury will confine Anna to bed for quite a while.
B.The man happened to see Anna fall on her back.
C.The serious accident may leave Anna paralyzed.
D.The doctor’s therapy has been very successful.
单项选择题
A.To test how responsive dolphins are to various signals. B.To examine how long it takes dolphins to acquire a skill. C.To find out if the female dolphin is cleverer than the male one. D.To see if dolphins can learn to communicate with each other.
A.To test how responsive dolphins are to various signals.
B.To examine how long it takes dolphins to acquire a skill.
C.To find out if the female dolphin is cleverer than the male one.
D.To see if dolphins can learn to communicate with each other.
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