Cook pasta according to package directions, omitting salt and fat. Drain and keep warm.
Heat oil in a large nonstick skillet over medium-high heat. Add green bell pepper to pan; sauté 1 minute. Add garlic and tomatoes; cook 1 minute. Add black pepper and shrimp; cover and cook 3 minutes or until shrimp are done. Stir in red pepper; remove from heat. Place 1 cup pasta on each of 4 plates. Top each serving with 1 cup shrimp mixture and 1 1/2 tablespoons cheese.