The first conditional starts with if + ...
present simple
What do you use to send text messages?
cell phone
I (go) to the store yesterday.
Went
Patata
Potato
I (run) to the store right now!
am running
Since the second part uses the future tense, you need the word...
WILL
What do you put into your ears to listen to music?
Earbuds/Headphones
She (take) a long walk at the park last week.
took
Naranja
Orange
She (wash) the dishes as we speak.
is washing
...it rains, I won't go to the park
IF
What type of device would give you a hardcopy of a document?
Printer
They (see) a monkey at the zoo.
saw
ensalada
salad
They (go) to the restaurant for a meal.
are going
If I study, I ... get good grades
WILL
What device do you use to play an xbox or playstation game?
Video game controller
I (buy) a t-shirt at the mall last month.
bought
sandÃa
watermelon
We (watch) a movie right now.
are watching
She ... be late ... the train comes late.
will, if
What do you use to make a smoothie?
Kitchen robot/blender
I (swim) at the pool 2 weeks ago.
swam
bocadillo
sandwich
You (finish) your homework right now.
are finishing