Il faut que... (things you have to do)

II FAUT QUE ( it is necessary that) is followed by a verb in the subjunctive.
You may also use IL FAUT with an infinitive.

Il faut que tu fasses ton lit - You have to make you bed
Il faut faire ton lit

You may also use the verb DEVOIR with an infinitive
Tu dois promener le chien - You have to walk the dog