[填空题] The benefits to citizens of modern industrial society may have 【B1】 sometime in re cent decades, and increasingly, we are paying the 【B2】 of pollution of our own nest. In a (an) 【B3】 world, everyone would 【B4】 personal health, but at the same time would strive to 【B5】 planet health. Smart people realize that no personal benefits will 【B6】 long in a world that is 【B7】 and polluted. The really sad part of our current predicament is that all the right ideas have been 【B8】 for decades and have been clearly expressed in many 【B9】 by a host of intelligent people. The right ideas 【B10】 unselfish and compassionate behavior. They include long term planning, conservation and a deep 【B11】 to preserving the natural world. Without a healthy natural environment, there will be few or no healthy humans. I have been seeing more and more patients who want to 【B12】 from city life, air pollution, and chronic illnesses which they 【B13】 comes from polluted environments a
A. A．suspect
B．doubt
C．confirm
D．imagine