Preheat Oven To 350 Degrees F (175 Degrees C). Bring A Large Pot Of Lightly Salted Water To A Boil. Add Pasta And Cook For 8 To 10 Minutes Or Until Al Dente; Drain. Heat Oil In A Large Skillet Over Medium Heat. Saute Broccoli And Garlic Until Tender. In A Large Bowl, Toss Together Broccoli, Cooked Pasta, And 1 1/2 Packages Of Shredded Mozzarella. Place In A 9X13 Inch Baking Dish. Sprinkle With Remaining Mozzarella. Bake In Preheated Oven For 20 To 25 Minutes, Or Until Cheese Is Melted And Lightly Browned.