Amelia and Eleanor: Which "ough" word fits in the sentence?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
   Although      cough      drought      enough      fought      throughout      tough   
1. I am sad to leave, I will love moving to New York.
2. I have had of that noise outside.
3. Let's look for the missing keys the house.
4. The wolves for the food.
5. The has left everything so dry that the crops will die.
6. I heard the baby and sneeze last night.
7. They say that Pecos Bill was a rough and cowboy.