---How can we reduce CO2 in our home?
---It’s easy.______off your TV or computers when you’re not using them, and you’ll greatly reduce it.
A.Turn | B.To turn | C.Turning | D.Turned |
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---How can we reduce CO2 in our home?
---It’s easy.______off your TV or computers when you’re not using them, and you’ll greatly reduce it.
A.Turn | B.To turn | C.Turning | D.Turned |