the category that is missing...
E-IE, _____, E-I, U-UE
O-UE
nothing
NADA
RESPETAR
TO RESPECT
Pay attention.
Presta atencion.
(*accent on O)
Yo sirvo.
I serve.
you (informal) play
opposite of someone
NADIE
to ask for help
PEDIR AYUDA
We discuss the rules.
(Nosotros/as) Discutimos las reglas.
You explain the word. (informal)
(if they put Tu, there is an accent on the u!)
I repeat
REPITO
I have something.
El llega tarde.
(El has an accent on the E!)
I do not have anything in the locker.
(Yo) No tengo nada en el armario.
Nobody asks a question.
Nadie hace una pregunta.
They prefer to eat tacos.
Ellos prefieren comer tacos.
-I never run.
-Me neither.
-(Yo) Nunca corro.
-Yo tampoco.
(Although technically incorrect, you may accept "a mi tampoco"...this phrase however is only used to agree with negative sentences that have reflexive or indirect objects/verbs.)
I need to get good grades.
(Yo) Necesito sacar buenas notas.
Turn in the homework on time.
Entrega la tarea a tiempo.
They play in the laboratory.
Ellos juegan en el laboratorio.
When class begins, the teacher closes the door.
(*there are 2 options for begins, either is fine; the teacher is male)
Cuando empieza (comienza) la clase, el profesor (maestro) cierra la puerta.
I have some books that I always read.
(Yo) Tengo algunos libros que yo siempre leo.
It's forbidden to discuss the report.
Se prohibe discutir el informe.
She also prefers to give a speech.
Ella tambien prefiere dar un discurso.
We have some books about the project.
(Nosotros/as) Tenemos algunos libros sobre el proyecto.