1) By 2030, we will ______________________ towards replacing fossil fuels with renewable energy sources. a) have worked b) has work c) have working 2) In 10 years, we will ____________________ that sustainable food production and consumption are necessary to reduce environmental impact. a) have recognizing b) have recognized c) has recognized 3) __________________ of the century, many species will have become extinct irreversibly if we don't change our approach to the environment. a) In the end b) At the end c) By the end 4) ________________, we will hopefully have worked towards drastically reducing the use of single-use plastic. a) In 2040 b) By 2040 c) At 2040 5) By the end of the decade, we will hopefully have reduced our dependence on ______________ fuels by at least 50%. a) car b) fossil c) plastic 6) ______________ we have stopped deforestation by 2070? a) Will b) Have c) Does 7) How much will we have __________________ plastic waste in oceans and landfills by 2080? a) improve b) reduced c) increase 8) Will we have developed more __________________ transportation options for tourism by 2050? a) sustainable b) expensive c) beautiful 9) How much will we have reduced _____________ emissions from air travel by 2070? a) plastic b) fossil c) carbon 10) How much will we have __________________ fish populations by 2080? a) killed b) found c) recovered

Future Perfect - Environment

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