[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-874":3},{"payload":4,"id":7,"user":8,"level":14,"course":15,"activity":16,"activity_slug":17,"title":6,"topic":18,"tone":19,"stats":20,"created":23,"score":24,"is_favorite":25,"public":26,"is_external":25},{"text":5,"title":6},"The rapid (0) EXPANSION (EXPAND) of digital currencies has attracted attention from governments, banks and ordinary consumers alike. In the early stages, many people were deeply (1) .......... (DOUBT) about whether these new forms of money could ever become widely accepted. However, continued technological (2) .......... (IMPROVE) and growing public interest have changed that view. Supporters argue that digital currencies offer greater (3) .......... (EFFICIENT) in international payments, as transfers can often be completed more quickly and cheaply than through traditional systems.\n\nAt the same time, there is still considerable (4) .......... (CONCERN) about security, regulation and price instability. Some critics warn that the (5) .......... (ABSENT) of clear legal frameworks may encourage misuse, while others point to the environmental impact of certain systems. Despite these issues, financial institutions are paying increasing (6) .......... (ATTEND) to the sector, and several governments are now exploring the possible (7) .......... (INTRODUCE) of official digital currencies. Whether they will lead to a complete (8) .......... (TRANSFORM) of the global economy remains uncertain, but their influence is already undeniable.","Digital Money",874,{"id":9,"username":10,"first_name":11,"last_name":12,"image":13},24012,"kmirasprra-no","kmirasprra","no","https://lh3.googleusercontent.com/a/ACg8ocKxnp6k9CynBQcMJD_i5b8NhNMjIv_RuOm-o7qLPu-uKZHyh8hH=s96-c","B2","Reading","Word Formation","word-formation","Create an exercise about the development of digital currencies","Formal",{"times_played":21,"num_favorites":22},4,1,"2026-05-19T08:30:53",null,false,true]