预习新知:阅读教材P48-49山岳景观导游词的常用讲解方法;

Rightsct hs become the theme of meeting becuse______.it hs hd profound influence B．it hs cultivted mny leders C．it hs chnged the whole world D．it hs eliminted rcil inequlityA．it has had profound influenceB．it has cultivated many leadersC．it has changed the whole worlD．it has eliminated racial inequality