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BY THE YEAR 2020, PEOPLE ________ ALL SOURCES OF E...
BY THE YEAR 2020, PEOPLE ________ ALL SOURCES OF ENERGY GENERATED F...
KIEM TRA HKII ANH 12
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6. By the year 2020, people ________ all sources of energy generated from fossil fuels with wind and solar
power.
A. will replace B. will be replacing C. will have replaced D. will have been replacing
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6.
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KIEM TRA HKII ANH 12