Question

1 . People use recycled materials . They save energy

 => If 

2 . We shouldn't throw rubbish on the street

 => Don't 

Answer 1

1 . If  People use recycled materials ,  they will save energy

2  Don't  throw rubbish on the street

Answer 2

1. If people use recycled materials, they will save energy

2. Don't throw rubbish on the street

Answer 3

 1 . If people use recycle materials,they save energy

2 . Don't throw rubbish on the street

Answer 4

1, If people use recycled materials, they will save energy

2, Don't throw rubbish on the street