reasons/importance-significance/solutions
写法1:解释原因、意义+解决方法
介绍背景句
1. In recent years,___________is becoming increasing popular/ prevalent at an amazing rate.
最近几年，_________以惊人的速度变得越来越流行。
2. Along with the development of society, more and more problems are brought to our attention,one of which is that___________________
随着社会的发展，越来越多的问题引起了我们的注意，其中一个就是
3. Accompanying all the boons brought about by the profound social changes have come some
sufferings, and_________is prominent among them.
伴随者深刻的社会变化带来的种种好处，也出现了很多问题。_______是其中很显著的一个。
4. For years,________has been seen as______. But things are quite different now.
一直以来，__________被认为是。但是现在情况很不-样。
5. With the development of modern industry, more and more people are concerned about theproblem that/ many nations have been faced with the problem of/ nowadays there is a growing concern over
________(主题问题). Accordingly,___________(伴随主题问题出现的新问题)is becoming more and more serious.
