Wind is now the world’s fastest growing ________ of power.

(2012·江苏)—Can I help you with it?—I appreciate your ________，but I can manage it myself.

Web reports about Jackson’s health began to _______ after some website said the star had been taken to hospital and given treatment.

Don’t worry about the present situation in the world;____ of people prefer peace to war.

 The number of speech pathologists(who help people who have problems speaking)      double by the year 2012.