Place peppers in a colander, and rinse under running water; drain well. Set aside.
Heat oil in large nonstick skillet coated with cooking spray over medium-high heat. Add garlic and pepper stir-fry; sauté 5 minutes or until peppers are tender.
Add shrimp and next 3 ingredients to pan; sauté 5 minutes or until shrimp are done and mixture is thoroughly heated. Serve shrimp mixture over rice.