Unit5ChinaandtheWorldTopic1Chinaattractsmillionsoftouristsfromallovertheworld.SectionCtheGreatWall/awall/about8800kmlongTheGreatWa...
Unit5Topic1SectionCLearingaims:1.学习用what和which引导的定语从句。2.了解更多的中国地理知识，继续培养学生的爱国主义情操。KeyPoints:...
