MEANWHILE, heat dressing in large skillet on medium-high heat. Add garlic; cook 1 minute Add tomatoes and shrimp; mix well. Bring just to boil. Stir in spinach; cover. Simmer 1 to 2 minute or until spinach is wilted, stirring occasionally.
DRAIN pasta. Add to skillet with basil; simmer, uncovered, 3 to 4 minute or until sauce is thickened, stirring occasionally.