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标题: prep07-124,求赐教，谢谢你们 [打印本页]

作者: hebelong 时间: 2011-5-10 17:39
标题: prep07-124,求赐教，谢谢你们

Whereas the use of synthetic fertilizers has greatly expanded agricultural productivity in many partsof 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

答案是A，我错选了C，当时想C比A要对称一致呢。。。求解释求解释，谢谢各位

作者: jaze 时间: 2011-5-10 19:00
你不能看到 if。。and if ....就认为它好哈
这个句子是以whereas开头的哈，是表示对比的哈，你的答案代入后就变为
whereas ..., if ,and if 这就不是一个句子了哈，因为都是从句没有一个主句哈

作者: lllmmm 时间: 2011-5-10 20:29
C没有A简洁

作者: arish 时间: 2011-5-11 04:05
顶楼上

作者: hebelong 时间: 2011-5-11 16:59

你不能看到 if。。and if ....就认为它好哈
这个句子是以whereas开头的哈，是表示对比的哈，你的答案代入后就变为
whereas ..., if ,and if 这就不是一个句子了哈，因为都是从句没有一个主句哈

-- by 会员 jaze (2011/5/10 19:00:37)

对哦！！！天大的漏洞我居然忽略了，谢谢~

作者: hebelong 时间: 2011-5-11 17:04

-- by 会员 jaze (2011/5/10 19:00:37)

but, hold on~
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 ...... 红色的不是主句么？

作者: hebelong 时间: 2011-5-13 10:50
halo???

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