Sample ielts writing first paragraphs

Sample 1

When asked about the ongoing uproar involving/concerning the increasing divorce rate, most people say the affair involves a purely private matter. But/while many other people regard this as a side effect of the drop of social moral standards. I personally think the latter can hold water.
　　
Sample 2
　　
When it comes to the increasing use of motor vehicles in the cities, some people think that use should be limited. Others argue that the opposite is true. There is probably some truth to both arguments, but emission controls must be instituted regardless of the number of ...