Governments have been working - to improve (mejorar) global trade(comercio) agreements., People have been using - digital platforms to communicate worldwide., Companies have been expanding - into international markets for many years., People have been traveling - to other countries more often., People have been watching - movies and shows from other countries., Students have been learning - languages from around the world., People have been buying - products from other countries online., Factories have been polluting - the air in many countries.,

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