GWD-9-Q3: Because of wireless service costs plummeting in the last year, and as mobile phones are increasingly common, many people now using their mobile phones to make calls across a wide region at night and on weekends, when numerous wireless companies provide unlimited airtime for a relatively small monthly fee.
A. Because of wireless service costs plummeting in the last year, and as mobile phones are increasingly common, many people B. As the cost of wireless service plummeted in the last year and as mobile phones became increasingly common, many people C. In the last year, with the cost of wireless service plummeting, and mobile phones have become increasingly common, there are many people D. With the cost of wireless service plummeting in the last year and mobile phones becoming increasingly common, many people are E. While the cost of wireless service has plummeted in the last year and mobile phones are increasingly common, many people are
真的好象答案应该是 D,参见:
http://www.sentencecorrection.com/forums/lofiversion/index.php/t1335.html
此题没有对比的逻辑意义, 另外ETS 特别喜欢考平行,尤其是用and经常用做平行信号,偶看这题答案是D的可能性远远大于E
With the cost of wireless service plummeting in the last year and mobile phones becoming increasingly common, many people are,
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