[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-B1-2928":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},2928,76,77,"B1","use_of_english","multiple_choice","uoe_multiple_choice","The Invention of the Umbrella","the-invention-of-the-umbrella",null,"The umbrella is such a common object today that most of us never stop to think about its history. In (0) FACT, this simple invention is more than four thousand years old. Ancient drawings (1) .......... that the Egyptians and the Chinese already used umbrellas, although the first ones were designed to protect people…",[],"login","pro","2026-10-02T14:14:49",2927,2929,{"id":20,"number":23,"title":24,"slug":25},75,"Street Markets","street-markets",{"id":21,"number":7,"title":27,"slug":28},"Moving to a New City","moving-to-a-new-city",{"id":30,"number":31,"title":32,"slug":33},2853,1,"The Didgeridoo","the-didgeridoo",false]