[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-B2-1162":3},{"preview":4,"open":14,"missing":37},{"id":5,"number":6,"total":7,"level":8,"course":9,"activity":10,"discriminator":11,"title":12,"slug":13,"instructions":14,"excerpt":15,"prompts":16,"lock":19,"access":20,"updated":21,"previous_id":22,"next_id":23,"previous":24,"next":28,"first":32},1162,52,68,"B2","reading","multiple_matching","reading_multiple_matching","Extraordinary Musical Instruments","extraordinary-musical-instruments",null,"Invented in the 18th century by Benjamin Franklin, this instrument consists of a series of glass bowls spun on a central axis, played by touching the rims with wet fingers. Although it was incredibly popular in Europe for several decades, its reputation eventually declined due to a bizarre rumour. People began to…",[17,18],"Which instrument is operated without the performer making physical contact?","Which instrument was created as part of the reconstruction of a ruined coastal zone?","login","pro","2026-10-02T14:14:49",1161,1163,{"id":22,"number":25,"title":26,"slug":27},51,"Volunteer Vacation Projects","volunteer-vacation-projects",{"id":23,"number":29,"title":30,"slug":31},53,"Eco-Friendly Innovations","eco-friendly-innovations",{"id":33,"number":34,"title":35,"slug":36},1111,1,"Bridges of the Valley","bridges-of-the-valley",false]