Direct object pronouns will take the place of direct object nouns in french

Why did the native americans not feel threatened with removal by the army? the judicial branch had supported their position. the president was too weak to take action. it was a state issue and not a federal issue. they could fight the army if they needed to do so.

Translate this to french. (write out times, do not use 1hr30min format.) 6 in the morning ; i wake up and start to get ready for school. 8 in the morning ; i attend school. 3 in the afternoon ; i get leave school and go to dance. 6 in the evening ; i go to my friends house and we study. 8 in the evening ; i return home, eat dinner, and go to bed.

In this sentence should the 'de' be 'du'? "non, je ne fais pas de sport."