Tengo que llevar (tomar) este libro a la escuela.
(a) In the sense of to use, tomar is the correct translation.
The lemonade is rather sour. Take some mare sugar.
Es algo agria la limonada. Tome usted más azúcar.
(b) To take off, meaning to remove, is quitar(se); meaning to imitate, it is translated imitar or remedar. To take out is sacar.
He took off his hat and from it took out a roll of banknotes.
Se quitó el sombrero y de él sacó un rollo de billetes de banco.
—JOSÉ MÁRMOL.
Without taking his eyes off them, he slowly continued his way.
Sin quitarles de encima la vista, siguió lentamente el camino.