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题库 / GMATLA-SC-72
Discussion of greenhouse effects has usually focused on whether the Earth would warm and by how much, but climatologists have indicated all along that the most obvious effects, and those that would have the largest impact on people, would be extremes of temperature, precipitation, and storminess.
the most obvious effects, and those that would have the largest impact on people, would be extremes of temperature, precipitation, and storminess
the effects that are the most obvious ones, extremes of temperature, precipitation, and storminess, would be those impacting the most on people
those effects to have the largest impact on people, extremes of temperature, precipitation, and storminess, are what are the most obvious effects
extremes of temperature, precipitation, and storminess, the most obvious effects, that they would have the largest impact on people
extremes of temperature, precipitation, and storminess, which are the most obvious effects, are those to impact the most on people
补充：就算which去指代了extremes, 定从里就成了，extremes是effects
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