A private American organization called Population Action International did the new study. It says more than three-hundred-thirty-five-million people lack enough water now. The people live in twenty-eight countries. Most of
◆保护地球环境-人类共有的家园。 Protect the earth's environment -- the homeland of all mankind. ◆保护环境识每个公民的责任与义务。 Protecting the environment is every citizen's responsibility and moral duty.
保护环境人人有责提起环保,似乎离我们很远,但它却时刻在我们身边。环境污染这个问题确实不容忽视。To protect the environment, I have the following suggestions: we should cherish energy and not waste water and