Observations of cetaceans in the wild have provided some insights on their l

游客2024-01-03 64

问题 Observations of cetaceans in the wild have provided some insights on their learning abilities. Several bottlenose dolphins off western Australia, for instance, have been observed carrying large cone-shaped sponges over their beaks. They supposedly use the sponges for protection against stingrays and other hazards on the bottom as they search for fish to eat. This is the first record of the use of tools among wild cetaceans. [br] The word "insights" in the passage is closest in meaning to

选项 A、examples
B、understanding
C、directions
D、discussion

答案 B

解析

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Observations of cetaceans in the wild have provided some insights on their l

Anintroductorysentenceforabriefsummaryofthepassageisprovidedbelow.C

Anintroductorysentenceforabriefsummaryofthepassageisprovidedbelow.C

Anintroductorysentenceforabriefsummaryofthepassageisprovidedbelow.C

Anintroductorysentenceforabriefsummaryofthepassageisprovidedbelow.C

Anintroductorysentenceforabriefsummaryofthepassageisprovidedbelow.C

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Anintroductorysentenceforabriefsummaryofthepassageisprovidedbelow.C

Anintroductorysentenceforabriefsummaryofthepassageisprovidedbelow.C

Observationsofcetaceansinthewildhaveprovidedsomeinsightsontheirl

Observationsofcetaceansinthewildhaveprovidedsomeinsightsontheirl

[img]2016m12s/ct_eyyjsbz2015j_eyyjsbreadb_0138_201611[/img]

()市场营销学()服务业经营管理[br]()犯罪学()电子商贸J、D

行文方式，指机关之间公文传递运行的层次与形式，包括（）。A.逐级行文 B.多

启动转矩大，制动性能好，并可平滑调速的电动机是()。A、直流电动机 B、永磁同

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