Es el aumento de la temperatura media de la atmósfera y de los océanos.
la lucha contra la contaminación
el medio ambiente
el recalentamiento global
la sostenibilidad

Las visitas registrar sus nombres en la recepción para entrar al edificio. a. es necesario b. necesitan c. hay que d. deber

What are some things that your friends did this week? write 5 complete spanish sentences describing what they did. don't forget to conjugate your verbs in the preterite tense! (use only -er verbs) pay attention to (a) use of correct preterite form of the verb, (b) appropriate vocabulary usage, and (c) overall quality of each response. *note: this is a practice activity. completing this activity will not only prepare you for future tests and assessments but, more importantly, it will enhance your language ability. this activity will not count towards your grade.

Which form is the correct form? the clock is on the wall. el reloj estás en la pared. el reloj estuvo en la pared. el reloj es en la pared. el reloj está en la pared.