“tener que” to say what these people need to do:
mi casa es sucia (dirty).
tú limpiarla.

“tener que” to say what these people need to do:
ellos quieren sacar una a.
estudiar.

“tener que” to say what these people need to do:
ella está cansada.
dormir.

a complete sentence using “tener que” to say what these people need to do:
hace frío afuera.
nosotros

a complete sentence using “tener que” to say what these people need to do:
yo tengo hambre.
tú