First of all, you need to translate this sentence in order to find out which word to use to fill the gap.
'A comb and ___ are used to comb or brush your hair.'
So, the word we need here is a brush. In Spanish, the word brush is el cepillo.
Answer:
Explanation:
Yo visité a unos amigos de mi familia.
Carlos y yo alquilamos unos esquís acuáticos.