实践证明:混交林要比纯种林生长良好,其本质原因是( )
A:混交林适应性强
B:混交林抵抗力稳定性高
C:混交林恢复力稳定性高
D:混交林营养结构复杂,自动调节能力强
现在不少中学生崇拜韩国明星,有的甚至达到痴迷的程度,对这一现象正确的认识是( )
材料一:《人民日报》社论指出:“民族区域自治是适合我国国情的具有极大优越性的好政策、好制度。”在民族区域自治地方,进一步贯彻民族区域自治法,最重要的是团结和组织各族人民努力把经济搞上去。
材料二:近年来内蒙古自治区国民经济发展非常迅猛,经济总量、经济增速、财政收入、居民收入都有了较大增长。
Rick and Mary are from America.Now they are working in Tianjin.They can speak a little Chinese.Every morning they get up very early.Then they go to work by car.·They are very busy.They have lunch at the factory.①After lunch they work again.They finish their work very late. In the evening they take Chinese lessons(上汉语课).They want to talk with Chinese people.They often say,“Chinese people are very friendly(友好的).”②They like to stay in China and they like to work with Chinese people.
根据短文内容,完成下列题目。