Контрольные задания > E. Dolphins and people... 1) are clever. 2) understand each other. 3) do not form groups. 4) breathe air under water.

Вопрос:

E. Dolphins and people... 1) are clever. 2) understand each other. 3) do not form groups. 4) breathe air under water.

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Ответ:

1) are clever. *Explanation:* The text mentions that dolphins are smart.

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