6. (24841-!-item-!-188;#058&001528)
The list of animals that exhibits a preference of either using the right or the left hand (i.e., claw, paw, or foot) has been expanded to include the lower vertebrates.
(A) exhibits a preference of either using the right or the left hand (i.e., claw, paw, or foot) has been expanded to include (B) exhibits the preference to use either the right or the left hand (i.e., claw, paw, or foot) has been expanded and includes (C) exhibit a preference in either using the right or the left hand (i.e., claw, paw, or foot) has been expanded to include (D) exhibit a preference for using either the right or the left hand (i.e., claw, paw, or foot) has been expanded to include (E) exhibit the preference as to either using the right or the left hand (i.e., claw, paw, or foot) has been expanded and includes
我的问题是为什么exhibit a preference ? perference这个词是可数还是不可数?
其他考点prep解释中写得很明白,我就是这一点不太清楚,请指教。
谢谢!
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