It is very for me to have conversations with friends in English every day． My speaking skills have certainly improved． （help）
Jimmy could not sleep at first． He finally fell when the rainstorm stopped at midnight． （sleep）
Every year， about 6.5 million people die because of air ．（pollute）
An American father made pretty dresses for his daughter out of his old shirts．（wife）
The oceans are polluted by plastic waste． （heavy）