1. 现在， 很普遍，许多人喜欢 ，因为 ，另外(而且) 。
Nowadays, it is common to ______. Many people like ______ because ______.Besides，______.
2. 任何事物都是有两面性， 也不例外。它既有有利的一面，也有不利的一面。
Everything has two sides and ______ is not an exception，it has both advantages and disadvantages.
3. 关于 人们的观点各不相同，一些人认为(说) ，在他们看来，
Peoples opinions about ______ vary from person to person. Some people say that ______.To them,_____.
4. 人类正面临着一个严重的问题 ，这个问题变得越来越严重。
Man is now facing a big problem ______ which is becoming more and more serious.
______ has become a hot topic among people，especially among the young and heated debates are right on their way.
______ has been playing an increasingly important role in our day-to-day life. It has 的 brought us a lot of benefits but has created some serious problems as well.