Page 165 - Self Study 2 - Web Edition

SELF STUDY 1

39. According to the passage, why are dolphins
38. - 40. soruları aşağıdaki parçaya göre clever?
cevaplayınız.
A) Their brains send some signals.
Dolphins have become a popular attraction
at zoos during recent years. They are more B) They don’t like repeating the same trick.
willing to cooperate with their trainers than other C) They live in groups.
mammals are, and can do tricks which please
children. But they don’t like doing the same trick D) They care about each other.
twice. This is one reason for believing that they E) Their hearing is more sensitive than humans’.
are intelligent. Dolphins live in a well-organized
society. They look after each other when they
are ill and protect the weakest in the community
as we do. Some scientist have suggested that
dolphins have a language but it is more likely
that they communicate by means of sounds
without needing “words”. They have a kind of
radar, similar to bats’. Their hearing is much more
sensitive than ours, and the most important task
of their brains to send some signals and receive
them.

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38. We learn from the passage that dolphins ----. 40. The passage suggests that dolphins ----.
A) are mostly adults’ favourite animals A) may be sensitive to all kinds of sounds
B) cooperate with their trainers just like other B) have a kind of radar similar to ours
animals
C) may speak if they are taught
C) have always been a popular attraction at zoos D) are usually kept at zoos
D) communicate via sounds without needing E) have a similar community to humans’
words
E) do not protect the weak ones in their
community

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