题目

High school dropouts（辍学者）earn an average of $ 9,000 less per year than graduates. Now a new study dispels a common belief why they quit. It’s much more basic than flunking out（不及格）. Society tends to think of high school dropouts as kids who just can’t cut it. They are lazy，and perhaps not two bright．So researchers were surprised when they asked more than 450 kids who quit school about why they left. “The vast majority actually had passing grades and they were confident that they could have graduated from high school.” John Bridgeland, the executive researcher sa对我国东南沿海省区危害最大的气象灾害是（　　）A．台风B．伏旱C．梅雨D．寒潮