Asalam o Alikum Dosto

Umeed hai aap sub thek honge, dosto mera 1 masla hai, mere pas 1 system hai, HP Core I3, us mein windows 7, 64 bit instaled hai, but us mein only four partitions hai, C (455GB), HP Tools (99MB), Recovery (20GB) and System (199MB), mein chahta ho k C mein se kuch our partitions bhe bana do, our baqi ko aise hi rehne do, mein wo Shrink wala method bhe apply kia bt us se bhe nhe hota, our bhe try ki, kis ko idea hai k kis tarah karo????? Only experts please