43. Which of the following is NOT mentioned in the passage?
(A) Previous life forms play a central part in our understanding of evolution.
(B) Some people have fewer teeth than others.
(C) Animals have more teeth than human beings.
(D) The bicuspids are used mainly for chewing.

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統計: A(11), B(7), C(47), D(5), E(0) #573569

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(A) Previous life fo...
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