You can keep trying for a perfect score on this before you submit it.
You can use pensar + infinitive to say what someone plans to do. Pensar has an e--> ie stem-change. You conjugate pensar for the person doing the action, and change the reflexive pronoun at the end to match the subject.
yo me Examples: I plan to go to bed early.
tú te Yo pienso acostarme temprano.
él/ella/usted se She plans to shower in the morning.
nosotros nos Ella piensa ducharse por la mañana.