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题库 / OG2015V-SC-34
Lacking information about energy use, people tend to overestimate the amount of energy used by equipment, such as lights, that are visible and must be turned on and off and underestimate that used by unobtrusive equipment, such as water heaters.
equipment, such as lights, that are visible and must be turned on and off and underestimate that
equipment, such as lights, that are visible and must be turned on and off and underestimate it when
equipment, such as lights, that is visible and must be turned on and off and underestimate it when
visible equipment, such as lights, that must be turned on and off and underestimate that
visible equipment, such as lights, that must be turned on and off and underestimate it when
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补充一点：visible equipment和unobtrusive equipment是平行，from RON：选择带平行的选项的时候，画线句是什么形式，要看非画线句中平行的形式（平行的后半句）
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