Almost like clones in their similarity to one another,the cheetah species' homogeneity makes them especially vunerable to disease. A.the cheetah species' homogeneity makes them especially vunerable to disease. D.homogeneity makes members of the cheetah species especially vunerable to disease E.members of the cheetah species are especially vunerable to disease because of their homogeinty. 为什么选E不选D呢?E比D好在哪儿呢?我觉得两个都对,请高人指点!! 谢谢!! |