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标题: 请教OG purple SC 69 [打印本页]

作者: pamelayeah 时间: 2009-1-16 16:13
标题: 请教OG purple SC 69

69.Organized in 1966 by the Fish and Wildlife Service,the Breeding Bird Survey uses annual roadside counts along established routes for monitoring of population changes of as many as,or of more than 250 bird species,including 180 songbirds.

(A)for monitoring of population changes of as mang as ,or of

(B)to monitor population changes of as many,or

(C)to monitor changes in the populations of

(D)that monitors population changes of

(E)that monitors changes in populations of as many as,or

正确的是C

不过C没有了as many as,or of ,意思没有改变吗?

作者: yangkan1015 时间: 2009-1-17 16:01
as many as是个累赘...

作者: nerakuhs 时间: 2009-1-17 20:32

我觉得这里并没有比较的意思所以as many as 不用也罢

至少其余四个太错了 rule out

作者: pamelayeah 时间: 2009-1-19 16:39

谢谢.用排除应该能选出来.的确也没有比较的意思,不是句子的重点

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