Make sentences using the provided key words

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XI. Make sentences using the provided key words.
1. electricity failure/ happen/ if/ fossil fuels/ run out/ one day?
2. Last year/ they/ place/ solar panels/ the roofs of houses/ produce hot water.
3. Now/ many countries/ reduce/ energy consumption/ as much as possible.
4. Fossil fuels/ limited/ and/ they/ harmful/ the environment.
5. Solar energy/ be/ clean/ and/ emit/ fewer greenhouse gases/ than fossil fuels.
6. Last year/ we/ fit/ solar panels/ our house/ provide/ solar electricity.
7. Every day/ we/ rely/ energy/ provide/ us/ electricity, hot water, and fuel.
8. electric cars/ more/ popular/ petrol cars/ the next 15 years?