标题: 请教一道语法 [打印本页] 作者: yamyam0806 时间: 2011-8-11 17:53 标题: 请教一道语法 第十五套GWD的一道语法题:20: GWD-18-Q19 New genetic evidence—together with recent studies of elephants’ skeletons, tusks, and other anatomical features—provide compelling support for classifyingAfrica’s forest elephants and its savanna elephants as separate species.
A.provide compelling support for classifying
B.provide compelling support for the classification of
C.provides compelling support to the classification of