单项选择题

In the fourth paragraph, the author is primarily concerned with

(A) restating the main idea of the passage
(B) using research findings to make predictions
(C) outlining the direction of future research
(D) describing an additional aspect of a phenomenon
(E) introducing a conflicting hypothesis

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单项选择题

It can be inferred from the passage that during yearly equinoxes, jet streams tend to

(A) move at velocities slower than those at which they move the summer but faster than those at which they move in the winter
(B) move from toward the east from the west in accordance with the deflection process caused by the Coriolis force
(C) move at velocities faster than those at which they move the summer but slower than those at which they move in the winter
(D) move at velocities equal to those of other planets that have similar polar temperature gradients
(E) move at velocities equal to that of the centrifugal motion that causes the deflection of the jetstream’s direction

单项选择题

Dissatisfied with the______of existing research data on a species of panda, zoologists are determined to make______study later.

(A) inconsistency … a sophistic
(B) compendium … an adaptive
(C) surfeit … a reductive
(D) paucity … an exhaustive
(E) response … an inquisitive