题目

 —Volunteering is becoming      popular in China . —Yeah, people are now aware that helping others is helping themselves. A. naturally         B. successfully       C. splendidly       D. increasingly 答案：D6、川西高原山地地区最主要的自然灾害是    A．旱灾、地震、寒潮                   B．滑坡、泥石流、雪灾  C．洪涝、寒潮、台风                   D．地震、荒漠化、水土流失