Put a pot plenty of water to boil. When it boils, add salt and toss the pasta. Cut the garlic finely, place in a non-stick pan with oil and cook on low heat. Add frozen vegetables and let them simmer over medium heat, season with salt and pepper. Drain the pasta al dente and toss for a minute in vegetables with a little 'cooking water. Serve hot. If you want to use fresh vegetables, cut carrots, broccoli, peppers and cauliflower into small pieces and boil for three minutes before proceeding with the recipe.