主题句
现如今,环境污染的问题越来越值得重视...什么的
It's no doubt that.不可否认的是
there is no doubt that.
without any doubt.
It's worth noticing that.值得注意的是
给出材料：比如说什么河上漂死一类的时事新闻 或者大家都知道的事情
It's well-known that.
It's reported that. 据报道
It's evident that.
污染的环境导致了什么：
It's lead to . (illness) 比如说坏环境也危害到了人类自身
.等等等等.
解决方法：
关于改变环境,政府.
take solid steps to do sth
take effective measures to do sth.
人们需要怎么做..例如...提高环保意识
raise the public's awareness of.
纯手打的!望采纳