FRENCH! help would be much appreciated

Explain what has to happen when you use être instead of avoir for the formation of the passé composé? il an english explanation with steps if possible

Select the correct sentence to describe your brother and sister. be careful with the adjective agreement. elles sont adorable. elles sont bêtes. ils sont égoïstes. ils sont supers.

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.