作状语，介词短语比从句好？with独立主格能表示原因吗？

rosebudxiaojie

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

   Answer:

作状语，介词短语比从句好？

哪位大侠能给举个OG上的例子？

with独立主格能表示原因吗？

rosebudxiaojie

补充：上题选D

rosebudxiaojie

up

walt77

完全可以，另外，with 引导的独立主格 表示原因状语的时候，没有逻辑主语。不需要考虑逻辑主语问题。