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题库 / GMATAdvanced-SC-31
During an ice age, the buildup of ice at the poles and the drop in water levels near the equator speed up the earth’s rotation, like a spinning figure skater whose speed increases when her arms are drawn in.
like a spinning figure skater whose speed increases when her arms are drawn in
like the increased speed of a figure skater when her arms are drawn in
like a figure skater who increases speed while spinning with her arms drawn in
just as a spinning figure skater who increases speed by drawing in her arms
just as a spinning figure skater increases speed by drawing in her arms
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"You are comparing actions, so you must use "just as."
Between D and E, D is not logically parallel. Remember, you are comparing the actions. You are comparing the increase in earth's rotation to the increase in speed of the skater.
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