1 c. sugar
1 c. water
1/2 c. pineapple juice
1 tsp. lemon juice
4 c. sliced strawberries
2 liters lemon-lime soda

In a small saucepan, combine the sugar and water; heat almost to boiling, stirring to dissolve the sugar. Remove from heat; stir in the juices. Chill. In a blender, pure berries. Add to juice mixture; chill 30 minutes. Transfer to punch bowl; add soda. If desired, float additional strawberries on top.