Fitness enthusiasts in China are experiencing a change     1     sports habits thanks to the fast development of online platforms and the use of smart technologies.

These enthusiasts now wear smart gadgets(小装置)     2     (track)body reaction during workouts. They make personalized fitness plans on smart apps, and familiarize     3     (they)with smart fitness equipment.

A     4     (new)opened smart running track at Beijing’s Olympic Forest Park,     5     favorite destination for local running enthusiasts, is a good example of     6     smart technologies are upgrading the public’s sports experience.

Runners on the track acquire a range of data, including information about those currently using the track, real-time temperature and weather reports, and instructions about running. This data     7     (present)on smart     8     (interact)screens alongside the track, which opened to the public early last month.

The track is also linked to an app that can be installed on smartphones and other portable devices. Runners     9     (use)the app receive instructions, such as suggested running speeds and the right time to rest or drink water.

Runners on the track also take part in online challenges relating to different distances and particular difficulties.

After signing up for the challenges on the app, they choose the time they want to start. The athletes’ results are uploaded online for     10     (compare)with others, and participants receive medals for outstanding results.