标题: 请教几题 [打印本页] 作者: jinyan1327 时间: 2011-9-8 14:01 标题: 请教几题 1）In the 1980's the rate of increase of the minority population of the Unitedd States was nearly (twice as fast as )the 1970's 我选的是twice as fast as it was in答案是twice what it was in 2)As the etched lines on computer memory chips have become thiner and (the chips' circuits more complex, both the power of the chips and the electronic devices they drive have )vastly increased 我选的是the chips' circuits are more complex, both the power of the chips and the electronic devices they drive has答案是the chips' circuits more complex, the power of both the chips and the electronic devices they drive has 3）Clark and Florence , a husband-and-wife medical team, worked steadily and efficiently through the night, but (sipping their coffee the next morning ,she noticed that he seemed disoriented) 我选的是A原文，答案是as they sipped their coffee the next morning ,she noticed that he seemed disoriented