Hello,

The best way to grasp current affairs is to read a newspaper on a daily basis,in this way you don't have to mug up everything at the last moment The Hindu or The Indian Express is best choice among this, and then there are certain websites such as Adda247 which publish monthly current affairs in pdf format and it also has daily current affairs, and other sections like English,reasoning, quantitative aptitude for practice, you can also access their app for all above mentioned information.