Each sentence has a mistake. Find and correct it.
The air will be fresher if we will plant more trees.
If we will use fewer cars, we will help reduce air pollution.
What will you do if you sees someone throw rubbish on the road?
You save a lot of electricity if you turn off the lights before going out.
->The air will be fresher if we plant more trees ( Bỏ Will )
->If we will use fewer cars, we will help reduce air pollution. ( Bỏ Will1 )
->What will you do if you see someone throw rubbish on the road? ( Bỏ s của sees->see )
->You a lot of electricity if you turn off the lights before going out. ( Thêm save trước You->You will save )
The air will be fresher if we will plant more trees.
`→` The air will be fresher if we plant more trees.
If we will use fewer cars, we will help reduce air pollution.
`→` If we use fewer cars, we will help reduce air pollution.
What will you do if you sees someone throw rubbish on the road?
`→` What will you do if you see someone throw rubbish on the road?
You save a lot of electricity if you turn off the lights before going out.
`→` You will save a lot of electricity if you turn off the lights before going out.