[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-C1-4603":3},{"preview":4,"open":12,"missing":25},{"id":5,"number":6,"total":7,"level":8,"course":9,"activity":10,"discriminator":11,"title":12,"slug":12,"instructions":12,"excerpt":13,"prompts":14,"lock":15,"access":16,"updated":17,"previous_id":18,"next_id":19,"previous":20,"next":22,"first":24},4603,2,60,"C1","writing","letter","writing_c1_letter",null,"You recently attended a professional development seminar advertised as 'career-transforming.' However, the event lacked organisation, the speaker was unprepared, and the materials were outdated. Write a letter of complaint to the organisers, expressing your disappointment and requesting a refund or alternative…",[],"login","account","2026-10-02T14:14:49",4602,4604,{"id":18,"number":21,"title":12,"slug":12},1,{"id":19,"number":23,"title":12,"slug":12},3,{"id":18,"number":21,"title":12,"slug":12},false]