18. A) New laws are yet to be made to reduce pollutant release.

　　B) Pollution has attracted little attention from the public.

　　C) The quality of air will surely change for the better.

　　D) Itll take years to bring air pollution under control.

　　答案

　　18. C) The quality of air will surely change for the better.

　　原文

　　18. W: Look at all the pollutants going into the air from those factories. Do you think theyll ever get that under control?

　　M: Now with the new laws in effect and social awareness increasing, we are sure to turn things around.

　　Q: What does the man mean?