What are your guys opinion on this poem and what is authors tone

1. which of the following verbs does not use être in the passé composé? (3 points) rester venir entrer changer 2. what is the past participle for savoir? (3 points) savé su savú savi 3. which of the following completes the following sentence: pauline (3 points) est aller. est allé. est allée. est allés. 4. which of the following completes this sentence: pierre et paul (3 points) sont rentré. sont rentrer. sont rentrées.