PRELIMS is complete offline and will help anytime and anywhere in preparation of mcqs and daily top news and stories. Based test like. GK General Awareness, IAS, CSAT, IBPS, RRB, RBI, SSC, State PSC Exams PRELIMS. Topics. 0. English. Antonym. Active to Passive. Change of Speech. Direct and Indirect. Idioms. Idioms and Phrase. Spelling Check. Synonyms.