Originally Posted by sadia hussain

give it a reading, make your notes in bullet points about all important topics, but this is not enough, you should read dawn regular, read times, news week, jahangir world times,critically analyze the situation and then form your own opinion.

make a register for current affairs, and note everything important about a particular topic, for example, PAK-US relations, read some history about them, and keep updating those notes on weekly basis.