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Whereas the use of synthetic fertilizers has greatly expanded agricultural productivity in many parts of the world, an increase in their use can create serious environmental problems such as water pollution, and their substitution for more traditional fertilizers may accelerate soil structure deterioration and soil erosion.

正确答案: A

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prep64

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发表于 2007-4-11 13:01:00 | 只看该作者

prep64

64. Whereas the use of synthetic fertilizers has greatly expanded agricultural productivity in many parts of the world, an increase in their use can create serious environmental problems such as water pollution, and their substitution for more traditional fertilizers may accelerate soil structure deterioration and soil erosion.
A. an increase in their use can create serious environmental problems such as water pollution, and their substitution for more traditional fertilizers
B. an increase in their use can create serious environmental problems like water pollution, and if substituted for more traditional fertilizers, it
C. if these fertilizers are used increasingly, they can create serious environmental problems such as water pollution, and if used as substitutions for more traditional fertilizers, they
D. the increased usage of these fertilizers can create serious environmental problems such as water pollution, while if substituted for more traditional fertilizers, this substitution
E. the increased usage of these fertilizers can create serious environmental problems like water pollution, while their substitution for more traditional fertilizers

答案A没有问题,想问的是C这样先用whereas,又接if的句型是不是绝对错的?

有没有if ……  and if……,it  wil 这样的句型的?

答案A没有问题,想问的是C这样先用whereas,又接if的句型是不是绝对错的?

有没有if ……  and if……,it  wil 这样的句型的?

沙发
发表于 2007-6-5 02:29:00 | 只看该作者

same question, ding

板凳
发表于 2007-6-29 01:58:00 | 只看该作者
ding
地板
发表于 2007-6-29 12:56:00 | 只看该作者
我认为whereas....,if...,SVO是绝对错.两个连词!从来没见过!
5#
发表于 2008-10-7 17:31:00 | 只看该作者
是的,只有 whereas SVO, SVO的形式
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