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cici205432 发表于 2008-8-23 17:11

GWD5-Q33

[size=9.5pt]GWD5-Q33:[/size][size=9.5pt][/size]
[size=9.5pt]Wolves generally avoid human settlements.  For this reason, domestic sheep, though essentially easy prey for wolves, are not usually attacked by them.  In Hylantia prior to 1910, farmers nevertheless lost considerable numbers of sheep to wolves each year.  Attributing this to the large number for wolves, in 1910 the government began offering rewards to hunters for killing wolves.  From 1910 to 1915, large numbers of wolves were killed.  Yet wolf attacks on sheep increased significantly.[/size][size=9.5pt][/size]
[size=9.5pt][/size]
[size=9.5pt]Which of the following, if true, most helps to explain the increase in wolf attacks on sheep?[/size][size=9.5pt][/size]
[size=9.5pt][/size]
[size=9.5pt]      A. [/size][size=9.5pt]Populations of deer and other wild animals that wolves typically prey on increased significantly in numbers from 1910 to 1915. [/size][size=9.5pt][/size]
[size=9.5pt]      B. [/size][size=9.5pt]Prior to 1910, there were no legal restrictions in Hylantia on the hunting of wolves.[/size][size=9.5pt][/size]
[size=9.5pt]      C. [/size][size=9.5pt]After 1910 hunters shot and wounded a substantial number of wolves, thereby greatly diminishing these wolves’ ability to prey on .[size=2]wild animals[/size][/size][size=9.5pt][/size]
[size=9.5pt]      D. [/size][size=9.5pt]Domestic sheep are significantly less able than most wild animals to defend themselves against wolf attacks.[/size][size=9.5pt][/size]
[size=9.5pt]      E. [/size][size=9.5pt]The systematic hunting of wolves encouraged by the program drove many wolves in Hylantia to migrate to remote mountain areas uninhabited by humans.[/size]
[size=9.5pt]       [font=Helvetica]答案是C 我选的是D[/font][/size]
C是不是对在“WILD ANIMAL“上。。
D为什么对。。。

[[i] 本帖最后由 cici205432 于 2008-8-24 11:32 编辑 [/i]]

cici205432 发表于 2008-8-24 11:32

GWD5-Q33
GWD5-Q33:
Wolves generally avoid human settlements.  For this reason, domestic sheep, though essentially easy prey for wolves, are not usually attacked by them.  In Hylantia prior to 1910, farmers nevertheless lost considerable numbers of sheep to wolves each year.  Attributing this to the large number for wolves, in 1910 the government began offering rewards to hunters for killing wolves.  From 1910 to 1915, large numbers of wolves were killed.  Yet wolf attacks on sheep increased significantly.

Which of the following, if true, most helps to explain the increase in wolf attacks on sheep?

      A. Populations of deer and other wild animals that wolves typically prey on increased significantly in numbers from 1910 to 1915.
      B. Prior to 1910, there were no legal restrictions in Hylantia on the hunting of wolves.
      C. After 1910 hunters shot and wounded a substantial number of wolves, thereby greatly diminishing these wolves’ ability to prey on .wild animals
      D. Domestic sheep are significantly less able than most wild animals to defend themselves against wolf attacks.
      E. The systematic hunting of wolves encouraged by the program drove many wolves in Hylantia to migrate to remote mountain areas uninhabited by humans.
       答案是C 我选的是D
C是不是对在“WILD ANIMAL“上。。
D为什么对。。。

Asrgbf 发表于 2008-8-24 20:43

这题是要你解释题干所提出的现象。D 不对是因为绵羊从来都是不能自卫的。那么为什么 1910 后却被狼杀得更多?D 根本没有解答这个问题。

不是对在 wild animals 上,而是对在能够解释题干所提出的现象。想想看为什么如此?

cici205432 发表于 2008-8-26 14:16

可是c说狼的扑猎能力下降了阿

Asrgbf 发表于 2008-8-26 17:48

因为受伤了,捕获不到野生动物,于是来吃绵羊了。

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