What is the plural way to write these sentences: El hombre, La chica bonita, El estudiante guapo, La mujer grande, Los chicos

Question 1 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. yo a leer el libro ayer. (empezar) answer for blank 1: question 2 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. ellos a trabajar. (empezar) answer for blank 1: question 3 (fill-in-the-blank worth 1 points) change this verb from the present tense to the preterite tense. yo empiezo answer for blank 1: question 4 (fill-in-the-blank worth 1 points) fill the blank with the preterite tense of the verb in parentheses. yo buena nota. (sacar) answer for blank 1: question 5 (fill-in-the-blank worth 1 points) change this verb from the present tense to the preterite tense. yo busco answer for blank 1:

Las comunidades en línea tienen muchas ventajas, pero es claro que hay también. es importante tener cuidado. a. beneficios b. oportunidades c. riesgos d. opciones

I'm stuck between soy, or estoy.which one is it?