[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-C2-4060":3},{"preview":4,"open":14,"missing":34},{"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":17,"access":18,"updated":19,"previous_id":20,"next_id":21,"previous":22,"next":26,"first":29},4060,90,91,"C2","use_of_english","word_formation","uoe_word_formation","The Vanishing Night Sky","the-vanishing-night-sky",null,"For most of human history, the stars above were so vivid that the great (0) OBSERVATORIES (OBSERVE) of antiquity could be established almost anywhere. That era is drawing decisively to a close. Artificial light (1) .......... (POLLUTE) now reaches across continents, and for the majority of people alive today the…",[],"login","pro","2026-10-02T14:14:49",4059,4061,{"id":20,"number":23,"title":24,"slug":25},89,"The Ethics of Algorithmic Governance","the-ethics-of-algorithmic-governance",{"id":21,"number":7,"title":27,"slug":28},"The Print Newspaper","the-print-newspaper",{"id":30,"number":31,"title":32,"slug":33},3971,1,"Mind, Body and the Health Connection","mind-body-and-the-health-connection",false]