单项选择题

If the contagious nature of yawning is a means of communication within groups of animals, possibly as a means to______behavior, yawning in humans is most likely ______and an evolutionarily ancient mechanism that has lost its significance.

(A) clarify… substantial
(B) mirror… minimal
(C) synchronize … vestigial
(D) temporize… analogous
(E) interrupt… pernicious
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单项选择题
The attitude that a scientist______applying a kind of food colorant scarcely indicates that she is______, for she may simply carry the patent rights to another colorant which may replace the first.
(A) favors… acquiescent
(B) advocates … disinterested
(C) opposes… altruistic
(D) dislikes… antagonistic
(E) rejects… opportunistic
单项选择题
The passage would be most likely to appear as part of
(A) a book review summarizing an innovative new approach to analyzing the source of gender codes in music
(B) an essay describing broad trends in the practice of musical criticism
(C) a textbook on the application of new critical methods to older forms of music
(D) a report to musicologists on the relationship between gendered music and the avant-garde
(E) an article supplying reasons why the critic is just as important as the composer in establishing the gendering of a piece of music
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