单项选择题
A．the author describes the case as it is B．the author is for economic growth C．the author is against continued economic growth D．the author is very much worried about the problems caused by continued economic growth
A．is essential to the well-being of society as a whole B．can provide the solution to many of our social problems today C．can protect our environment from being polluted by industry D．can provide us with more natural resources for industrialization
A．They did not cost much. B．They helped heal snake bites. C．They did not work very well. D．They had a strong tast