It becomes a common phenomenon that+现象.Some people think that+一个观点 while others believe that+反方观点.
Personally,I am in favour of the opinion that+你赞同的观点.There are many reasons.
First of all,……
Besides,……
Last but not least,……
To sum up,……
XXX现在变得很普遍了。有些人认为XXXX然而另一些人坚信XXXX。
从我个人角度，我支持XXXX的观点。这有许多原因。
首先，……
除此之外，……
最后但不是最重要的，……
综上，……