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标题: GWD13-Q39讨论 [打印本页]
作者: fly2010carol 时间: 2009-7-20 16:30
标题: GWD13-Q39讨论
Q39: GWD15
Five hundred million different species of living creatures have appeared on Earth, nearly 99 percent of them vanishing.
- Five hundred million different species of living creatures have appeared on Earth, nearly 99 percent of them vanishing.
- Nearly 99 percent of five hundred million different species of living creatures that appeared on Earth have vanished.
- Vanished are nearly 99 percent of the five hundred million different species of living creatures that appeared on Earth.
- Of five hundred million different species of living creatures that have appeared on Earth, nearly 99 percent of them have vanished.
- Of the five hundred million different species of living creatures that have appeared on Earth, nearly 99 percent have vanished.
答案目前两个版本:E和B;
为啥不选A呢?是否把them改成those 就可以选了?99percent of ……vanishing 应该算是n+v.ing的独立主格结构吧
作者: churchillli 时间: 2009-7-20 17:05
those this that 不能和介词搭配,没有具体指代啊,问题是出在THEM上,指代不明啊,A如果不改结构肯定不对
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