Which verb form correctly completes this sentence?

hoy hace frío pero mañana un buen día.

a. hacer
b. haber
c. hará
d. estará

No me gusta leer. voy a la biblioteca. question 11 options: todos los días siempre nunca después

Question 16 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. ella guitarra anoche. (tocar) answer for blank 1: question 17 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. yo mi abuela la semana pasada. (visitar) answer for blank 1: question 18 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. los señores la banda ayer. (escuchar) answer for blank 1: question 19 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. yo el supermercado la semana pasada. (trabajar) answer for blank 1: question 20 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. tú una falda roja. (llevar) answer for blank 1:

Completa la oración con la voz pasiva con se. used cars for sale. carros usados. (there are no option choices, write the answer in the passive tense, don't use google translate)