According to the professor, what functions does echolocation serve for marine mammals？ Choose 2 answers.
A. Navigating their environment.
B. Socializing in the pod.
C. Identifying individual whales.
Detecting the location of their prey.
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What is the main topic of this lecture？
A. The developmental deformities of the butterfly species.
B. The migratory patterns of certain species of butterflies.
C. The developmental stages of the butterfly species.
D. The distinguishing anatomical features of caterpillars and butterflies.
Apart from the majority of countries, the U. K. has ______ to form. the whole part of its
A. statute law and common law
B. common law and civil law
C. statute law, common law and case law
D. common law, civil law and ease law
______ was one of the founders of modern linguistics and made a distinction between langue
A. Ferdinand de Saussure
B. E.A.Nida
C. Noam Chomsky
D. L. Bloomfield
______ was an Irish dramatist and writer who became an active member of the Fabian Society
A. Bernard Shaw
B. Oscar Wilde
C. James Joyce
D. Henrik Ibsen
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