Explanation:
Saque la basura.
Take out the garbage.
This sentence is correct because it's in the third person singular form, in the subjunctive, present tense, which indicates it is a formal command. When it comes to formal commands, we use USTED and USTEDES. The tenses we use -- we always use SUBJUNCTIVE present tense, in the third person singular and third person plural form.
Hola,
Mi nombre es (insert name) y vivo en (insert location/state)
Mi materia favorita en la escuela es la clase de (inster subject). Estoy trabajando en un (insert project or assignment). Aunque me gusta más (something you like more then the project). No me gusta la clase de (instert class). Es aburrido y soy terrible en el (part of class you are bad at). Necesito usar (instert thing you need for class).
<span>Tú compras un boleto para ellos.
From the options, it appears you need to write this sentence using a direct object pronoun. The object of the sentence is un boleto, which is masculine singular. This means the direct object pronoun must be masculine singular; the direct object pronoun must be lo.
This narrows the options to 1 and 2, however the first option can be eliminated due to grammatical error (los lo, which translates to "the the", doesn't make sense).
Answer:
</span>2) Se lo compras.
1 expulsor: Al profesor le gusta expulsar a la gente de clase.
2 expulsor: El teniente estaba en un entrenamiento y el expulsor se le atascó