(HELP WANTED) I need help with spanish grammar.

El monte aconcagua,en argentina,mode 6,960 metros de altura .la península valdés ,en argentina ,está a 40 metros bajo el nivel del mar.¿cual es la diferencia en metros,de elevación entre estos dos lugares?

What was the name of the barrio in which the poor lady lived?

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: