标题: OG12 SC23 E 选项 having的问题 [打印本页] 作者: MICCORAFA 时间: 2012-4-21 20:59 标题: OG12 SC23 E 选项 having的问题 In a previous design, the weight of the discus used in track competition is concentrated in a metal center, but now it is lined with lead around the perimeter, thereby improving stability in flight an resulting in longer throws. (A)In a previous design, the weight of the discus used in track competition is concentrated in a metal center, but now it is (B)According to a previous design, the weight of the discus used in track competition was concentrated in a metal center, but now it is (C)Once designed with its weight concentrated in a metal center, the discus used in track competition is now (D)The discus used in track competition, once designed with its weight concentrated in a metal center, but now (E)The discus used in track competition was once designed having its weight concentrated in a metal center and now 该题目正确答案很容易判断。在下就是想问一下，E选项里面的 “The discus used in track competition was once designed having its weight concentrated in a metal center ” 中having的用法对不对，在句子里面做什么成分，修饰谁，或者是固定搭配？搜到的帖子说这个用法是错的。求各位兄弟姐妹们的解答。。。谢谢。。。作者: MICCORAFA 时间: 2012-4-22 20:48
人工顶帖。。。作者: ximenheng 时间: 2012-4-22 21:16
sth is designed to do sth sth is designed for sth
没找到 sth is designed doing作者: MICCORAFA 时间: 2012-4-23 20:11
恩，我也只看到过这些，谢谢亲
