Exercise 160 Complete the text using the necessary prepositions.

The final decision to use cdmaOne ... China is a culmination
a process which began ... lobbying Qualcomm in 1994. Four
China. These are the networks which will be purchased ... Uni-
com. But the network status was never upgraded ... full commer-
cial operation. The result is that though they have paying custom-
ers
, they are unable to expand their coverage. Their combined
share is now one per cent ... the Chinese market.
The state Council has conducted a long-standing campaign to
limit the commercial activities ... the PLA, which ... one time
ranged ... agriculture ... nightclubs and included the four cdmaOne
networks. It seemed that transferring ownership ... these networks
China Unicom was the perfect solution. But other obstacles lay
... the path ... full deployment. ... the background a political battle
appeared to be raging ... China's Ministry ... Information Indus-
tries and Premier who saw a link ... the adoption ... cdmaOne
technology and China's entry ... the World Trade Organization
... the end it may not have been WTO-related factors that
won the day ... cdmaOne. Pressure ... domestic manufactures ...
cdmaOne played a major part.
Furthermore, cdmaOne's efficient use ... spectrum may have
played its role. The number ... cellular subscribers ... China is
growing faster than even the most optimistic forecasts. The urban
areas are already facing pressure ... the radio spectrum. Granting
the right to build out cdmaOne ... 800 MHz will help alleviate
problem ... some networks.
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