标题: 弱问OG一题，一直没懂 [打印本页] 作者: tracy122 时间: 2012-4-9 18:45 标题: 弱问OG一题，一直没懂 OG251. The gyrfalcon, an Arctic bird of prey, has survived a close brush with extinction;its numbers are now five times greater than when the use of DDT was sharplyrestricted in the early 1970's. . a) extinction;its numbers are now five times greater than b) extinction;its numbers are now five times more than c) extinction,their numbers now fivefold what they were d) extinction,now with fivefold the numbers they had e) extinction,now with numbers five times greater than答案A为什么是对的啊？？ 不懂为什么要用 its "numbers are" ~~~不是表示鸟的数量多么，不是its number is greater 才对么？作者: tracy122 时间: 2012-4-9 18:47
顶顶的话会不会有人看见好心帮忙勒~~作者: qychen 时间: 2012-4-9 18:53
its numbers（or the birds‘ numbers）虽然是复数，但是表示的还是某群体的数量，还是用greater，larger，smaller修饰，谓语动词是复数，这是number的一个特殊用法吧，prep08里有总结的。但the numbers of +n. 就不行，表达的是n.的一系列数值。