Almost like clones in their similarity to one another, (the cheetah species’ homogeneity makes them especially vulnerable to disease).
A the cheetah species’ homogeneity makes them especially vulnerable to disease
B the cheetah species is especially vulnerable to disease because of its homogeneity
C the homogeneity of the cheetah species makes it especially vulnerable to disease
D homogeneity makes members of the cheetah species especially vulnerable to disease
E members of the cheetah species are especially vulnerable to disease because of their homogeneity
答案是E,怎么解释啊?盼指点。
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