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）
Chinese scientists have successfully cloned （克隆）two ．They are named Zhong Zhong and HuaHua． （monkey）