Because when you are saying yo, you could be talking in present, past, or future tense. The word yo, in the Spanish language, does not specify which tense it is in until we look at the verb in the sentence.
Was there anything else to this? Because it’s asking to write about one of the sayings you will be using the most.
Answer:
A que hora?
Son las 11 en punto
Cual
El rojo por allá
de donde
recoger del supermercado
A donde tu
Estoy en mi casa
Donde
en la repisa
quien
la chica del rojo camisa
hope this helps! :) sorry i didnt have the spanish keyboard