1) Petrol a) renewable b) nonrenewable  2) air a) renewable b) nonrenewable 3) animals and plants a) renewable b) nonrenewable 4) coal a) renewable b) nonrenewable 5) Natural gas a) renewable b) nonrenewable 6) Sun a) renewable b) nonrenewable 7) water a) renewable b) nonrenewable

renewable Vs nonrenewable resource

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選項

切換範本

恢復自動保存: ?