Five hundred million different species of living creatures have appeared on Earth, nearly 99 percent of them vanishing. A. Five hundred million different species of living creatures have appeared on Earth,nearly 99 percent of them vanishing.
B. Nearly 99 percent of five hundred million different species of living creatures that appeared on Earth have vanished.
C. Vanished are nearly 99 percent of the five hundred million different species of living creatures that appeared on Earth.
D. Of five hundred million different species of living creatures that have appeared on Earth, nearly 99 percent of them have vanished.
E. Of the five hundred million different species of living creatures that have appeared on Earth, nearly 99 percent have vanished.
http://forum.chasedream.com/dispbbs.asp?BoardID=23&ID=49181&replyID=415605&skin=1 A them指代不清B的话事态不多,消失应该在出现之后吧,C VANSHIED开头看也不开错 D前面的of 和后面的of them重复了,其实后面的OF THEM是没必要的,大家看D和E不就差这个吗还有THE当然是特指500种拉肯定要THE的。 最后有GG说99percent不能做主语 我觉得吧,大家应该把OG和补充材料看看熟 不知道大家记得有这样一道题,说做医疗机构调查95 percent....他就是用比例开头的,并且在通用英语语法上这也完全是对的! 比如 every summer, of people who come to shanghai for vacation, 30% are foreigners. 大牛姐姐。 偶有一点小小问题,不要笑我没水平。 我选b来着 然后您说e 我就想e 后来我觉得e和b都对了 这里请给具体解释一下b为什么不对行不?我认为 一些过去出现过的动物中的99% 到现在已经灭绝了 好像对的吧。当时就是觉得bde时态对,去掉d ,e 没见过不敢选所以选了个倒装,感觉 ets很喜欢到装的 ![](/static/legacy-emoticon/Dvbbs/em04.gif) |