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GWD14-30,32(已查过前人帖)

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楼主
发表于 2007-11-19 23:04:00 | 只看该作者

GWD14-30,32(已查过前人帖)

Q30:

The ancient Anasazi harvested such native desert vegetation as the purple-flowered bee plant, what they now commonly call wild spinach in northern Arizona and other parts of the southwestern United States.

 

  1. what they now commonly call
  2. a plant that they now commonly call
  3. now commonly called
  4. and is mow commonly called
  5. which it is now commonly called

Answer is C

Why not A or B?

Q32:

To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.

 

  1. have to know a great deal more than now about the social and economic
  2. have to know a great deal more than they do now about the social and economical
  3. would have to know a great deal more than they do now about the social and economical
  4. would have to know a great deal more than they do now about the social and economic
  5. would have to know a great deal more than now about the social and economic

Answer is D

哪位nn讲解一下为什么要用would have to

沙发
发表于 2007-11-20 01:25:00 | 只看该作者
30题
C用最简练的语言表达出A和B用完全没必要的啰嗦词汇所表达的意思。
32
我记得我昨天解释过这道题。这里用conditional的would have是因为这句话是假设构造,所以后句必须用would have来完成假设或用had来体现已经发生了的意思。本题没有had选项,故选D。
板凳
 楼主| 发表于 2007-11-20 22:57:00 | 只看该作者

哪里看出是构造假设啊?

地板
发表于 2007-11-21 11:04:00 | 只看该作者
以下是引用lixin0709在2007-11-20 22:57:00的发言:

哪里看出是构造假设啊?

more accurate 与句子后半段的now暗示其实现在的人做得还不够,也就是说“他们本应该做的更好”

考到了一点句子的逻辑关系了

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