题目选项分析

The airline's proposed purchases of as many as 250 medium-range planes will probably be the basis of an overhaul of its routes; it is expected that the number of direct point-to-point flights will increase, instead of their continuing to use feeder aircraft to bring passengers to major hubs.

The airline's proposed purchases of as many as 250 medium-range planes will probably be the basis of an overhaul of its routes; the airline is expected to increase the number of direct point-to-point flights, rather than continue to use feeder aircraft to bring passengers to major hubs.