Unit 4: SUSTAINABLE DEVELOPMENT. Key answers to vocabulary exercises. أجوبة على تمارين المفردات باكسرين

#English_Ticket_2_English_2Bac_UNIT_4 In this video, you will find the answers to all vocabulary exercises in a very simple way. If you want to ask about anything concerning this book, just write me and I will be ready to answer you. Wish you all the best Youssef RAHHOU

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