@Tehmina Naz!
You have 4 months(minus 3 days) for preparation, then why your timetable is based on 2 months only?
Better make it ''based on 3 months'' and the remaining days for revision..

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"Whomever Allah guides, no one can misguide, and whomever Allah misguides, no one can guide." Al-Qura'an.