Listen to the text "Pollution".

Choose the right sentence:

1.

• Big companies are the worst.
• Big company are the worst.
• Big companies are the best.

• Pollution doesn’t affect us all.
• Pollution didn’t affect us all.
• Pollution affects us all.

• I really hope he does because if pollution gets any worse, we’ll be in seriously big trouble.
• I really hope he does not because if pollution gets any worse, we’ll be in seriously big trouble.
• I really hope he does because if pollution got any worse, we’ll be in seriously big trouble.