As they are vulnerable to peer or adverse social impact, they are easy to develop bad habits.
旅游业的发展
1、 随着人们生活水平的提高,旅游业兴旺起来
2、 旅游业的兴旺也使自然环境遭到了破坏
3、 如何防止对自然环境的破坏
随着旅游的发展环境破坏的原因:
游客缺乏环境保护意识
Little attention has been paid to the negative impact of the tourists behavior on the environment.
开发过度
In order to gain more profits,people have overexploited the natural environment and then break the ecological balance .
2014秋人教PEP版英语四上《Unit 6 Meet My Family》ppt课件2
2014秋人教PEP版英语四上《Unit 6 Meet My Family》ppt课件3
2014秋人教PEP版英语四上《Unit 5 Dinner is ready》ppt课件4
2014秋人教PEP版英语四上《Unit 6 Meet My Family》(第1课时)ppt课件
2014秋人教PEP版英语四上《Unit 5 Dinner is ready》ppt课件6
2014秋人教PEP版英语四上《Unit 3 My Friends》(第2课时)ppt课件
2014秋人教PEP版英语四上《Unit 4 My Home》(第4课时)ppt课件
2014秋人教PEP版英语四上《Unit 5 Dinner is ready》ppt课件5
2014秋人教PEP版英语四上《Unit 6 Meet My Family》(第4课时)ppt课件
2014秋人教PEP版英语四上《Unit 4 My Home》ppt课件4
2014秋人教PEP版英语四上《Unit 6 Meet My Family》(第5课时)ppt课件
2014秋人教PEP版英语四上《Unit 4 My Home》(第6课时)ppt课件
2014秋人教PEP版英语四上《Unit 3 My Friends》(第1课时)ppt课件
2014秋人教PEP版英语四上《Unit 6 Meet My Family》(第2课时)ppt课件
人教PEP[2013]版四上《Unit 6 Meet My Family》(read listen and circle PartA)flash课件
人教PEP[2013]版四上《Unit 6 Meet My Family》(main)flash课件
2014秋人教PEP版英语四上《Unit 4 My Home》ppt课件8
人教PEP[2013]版四上《Unit 6 Meet My Family》(let’s talk PartB)flash课件
2014秋人教PEP版英语四上《Unit 5 Dinner is ready》ppt课件7
2014秋人教PEP版英语四上《Unit 4 My Home》(第1课时)ppt课件
人教PEP[2013]版四上《Unit 6 Meet My Family》(let’s talk PartA)flash课件
人教PEP[2013]版四上《Unit 6 Meet My Family》(story time PartC)flash课件
人教PEP[2013]版四上《Unit 6 Meet My Family》(第1课时)ppt课件
2014秋人教PEP版英语四上《Unit 4 My Home》ppt课件6
2014秋人教PEP版英语四上《Unit 6 Meet My Family》ppt课件4
2014秋人教PEP版英语四上《Unit 5 Dinner is ready》(第1课时)ppt课件
2014秋人教PEP版英语四上《Unit 3 My Friends》ppt课件5
2014秋人教PEP版英语四上《Unit 4 My Home》ppt课件1
人教PEP[2013]版四上《Unit 6 Meet My Family》(read and tick or cross PartB)flash课件
人教PEP[2013]版四上《Unit 6 Meet My Family》(listen and chant PartA)flash课件
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