毁林对环境的破坏是长期的。
Somevisitorsareinterestedinothercountries'culturesandtraditions.Howtheylearnotherculturesandtraditions?Whythisisinterestingtosomevisitorsbutnottoothers?
Whatisagenerallyacknowledgedasthemostpowerfuladvertisingmediumandreachesabroadspectrumofconsumers.（）
Thecompanyalsooffersanexercisephysiologisttohelpemployeessufferingfromstress.
孩子普遍容易受到电视电影中不良内容的影响。
