Put shrimp in bowl with a splash of white wine, fresh lemon juice, salt, pepper, garlic powder and Italian seasoning. Marinate for as long as possible.
Cook pasta, when pasta has 2 min left of cooking, add broccoli to boiling pasta.
Sauté onion and garlic in olive oil until soft. Add broth, tomatoes, salt, pepper, Italian seasonings and bring to a boil.
Meanwhile, cook shrimp in separate skillet, reserving marinade. When shrimp are cooked take off heat and place in bowl. Put remaining marinade in same skillet and cook to boiling, add a splash of wine and add to broth/tomato mixture.
When pasta is cooked toss shrimp, pasta, broccoli with tomato broth sauce. Top with parmesan cheese.