42) No vamos a resolver los problemas a menos que pactemos con la Crustácea.
43) Este tipo de pez necesita vivir en aguas que resultan de la combinación del agua dulce y el agua salada.
44) Tan pronto como descifre el meme de Jayne, iré al parque.
45) Recuerda pedir permiso antes de hacer esas cartas perfumadas.
Explanation:
42) The correct form is the present subjunctive since context depicts a subordination between two sentences, since the solution of a problem depends on something in that time, represented by connector a menos que. We proceed to present a possible solution:
No vamos a resolver los problemas a menos que pactemos con la Crustácea.
43) The correct form is the present subjunctive since context depicts a subordination between two sentences, since the quality of water in which a fish dwells depends on something in that time, represented by connector que. We proceed to present a possible solution:
Este tipo de pez necesita vivir en aguas que resultan de la combinación del agua dulce y el agua salada.
44) The correct form is the present subjunctive since context depicts a subordination between two sentences, since the subject must do something in order to do something else.
Tan pronto como descifre el meme de Jayne, iré al parque.
45) The correct form is the infinitive since the context represents a subordination between two hypothetical situations: To do something, do something first. In addition, the connector antes de only accepts verbs in infinitive.
Recuerda pedir permiso antes de hacer esas cartas perfumadas.
