What has driven this change? Much of the progress is thanks to the National Cycle Network project, (20) __________. The city has also invested heavily in improving cycling facilities, allocating significant resources to upgrading routes, enhancing safety features, and supporting a more cyclist-friendly urban environment. The introduction of secure bicycle parking on streets, at railway and underground stations, and in schools and workplaces (21) __________. Today, it is estimated that nearly 75 percent of the population live within two miles of a cycling route. (22) __________, people are making more cycling journeys than ever before, which is helping transform London into a healthier and more sustainable city.
(Adapted from FCE Use of English)