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[Critical Reasoning]
试题详情
题目：
Which of the following most logically completes the argument below?
Using broad-spectrum weed killers on weeds that are competing with crops for sunlight, water, and nutrients presents a difficulty: how to keep the crop from being killed along with the weeds. For at least some food crops, specially treated seed that produces plants resistant to weed killers is under development. This resistance wears off as the plants mature. Therefore, the special seed treatment will be especially useful for plants that ________.
Using broad-spectrum weed killers on weeds that are competing with crops for sunlight, water, and nutrients presents a difficulty: how to keep the crop from being killed along with the weeds. For at least some food crops, specially treated seed that produces plants resistant to weed killers is under development. This resistance wears off as the plants mature. Therefore, the special seed treatment will be especially useful for plants that ________.
选项:
A、produce their crop over an extended period of time, as summer squash does
B、produce large seeds that are easy to treat individually, as corn and beans do
C、provide, as they approach maturity, shade dense enough to keep weeds from growing
D、are typically grown in large tracts devoted to a single crop
E、are cultivated specifically for the seed they produce rather than for their leaves or roots
答案:
C
提问：
这道题的整体的逻辑链就没有特别明白，所以最后的问法也不知道他是问条件？评价？还是加强呢？
解答：
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阅读2894
提问：
这道题的整体的逻辑链就没有特别明白，所以最后的问法也不知道他是问条件？评价？还是加强呢？
解答：
点赞0
阅读2895
提问：
老师好，这道题我选的是A，看到原文的第一反应是，crop成熟后就无法抵抗killer了，所以要成熟期足够长到killer可以把杂草杀光，所以选了A，求讲解～
解答：
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阅读2887
提问：
C说plant自己能够抑制杂草生长 那就不需要seed Treatment啦 B说容易treat individually 为什么不对呀
解答：
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阅读2881
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