[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-B1-837":3},{"preview":4,"open":14,"missing":35},{"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":30},837,93,97,"B1","reading","missing_sentences","reading_missing_sentences","The Treehouse","the-treehouse",null,"When my father was a boy, his grandfather built him a treehouse in the large oak tree at the bottom of the garden. It was nothing fancy - just some wooden planks nailed together with a small window cut into one side. (1) .......... He would climb up after school and spend hours reading comics, drawing, or simply…",[],"login","pro","2026-10-02T14:14:49",836,838,{"id":20,"number":23,"title":24,"slug":25},92,"The Radio Show","the-radio-show",{"id":21,"number":27,"title":28,"slug":29},94,"The Language Exchange","the-language-exchange",{"id":31,"number":32,"title":33,"slug":34},745,1,"Surviving on a Student Budget","surviving-on-a-student-budget",false]