VIII. 书面表达
某村是新开发的旅游景点，接待了不少游客。有时也有影响环境的事情发生。村民请求你用英语为游客写几条保护环境的规定。请按照下列提示，写几条保护环境的规定。开头已给出。
不要野外生火，以保护树木；
不要乱扔垃圾请把废纸，罐头盒（tins）带走；
请保持河流清洁，这是饮用水源；
请保护植物，勿采摘花木。
要求：书写规范，字迹工整。60--80词。
When you walk in the country, you should follow these rules:  _____________ ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________