Cook tortellini following package directions.
Cut tomatoes into halves. Preheat large saute pan on medium high 3 minutes. Place oil in pan, then add shrimp, cook 2 minutes or just until shrimp turn pink. Stir marinara sauce into shrimp, then stir in remaining ingredients and cook until thoroughly. heated.
Drain tortellini,, and stir into marinara sauce.
Sprinkle with parmesan cheese.
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