标题: SC改错求助，不定式和状语从句的并列 [打印本页] 作者: s2206001 时间: 2010-9-2 09:43 标题: SC改错求助，不定式和状语从句的并列 In recent years cattle breeders have increasingly used crossbreeding,in part that their steers should acquire certain characteristics and partly because crossbreeding is said to provide hybrid vigor. a)in part that their steers should acquire certain characteristics b)in part for the acquisition of certain characteristics in their steers c)partly because of their steers acquiring certain characteristics d)partly because certain characteristics should be acquired by their steers e)partly to acquire certain characteristics in their steers key E my choice D