标题: 求教：og10th 251题 为什么表数量要用numbers，然后是复数？ [打印本页] 作者: winnielxx 时间: 2010-2-22 23:27 标题: 求教：og10th 251题 为什么表数量要用numbers，然后是复数？ 251. 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 sharply restricted in the early 1970's. . extinction; its numbers are now five times greater than extinction; its numbers are now five times more than extinction, their numbers now fivefold what they were extinction, now with fivefold the numbersthey had extinction, now with numbers five timesgreater than