Answer: Dear principle there are many ways to improve this school but i think the most valuable way is to ..
Explanation:
The answer is este it is used as a masculine adjective where as esto is a demonstrative pronoun for masculine and feminine nouns
Answer:
1)Maria es inteligente.
2)Julio y Marcos están en Ecuador.
3)Norma y yo estamos cansados.
4)Tu eres un estudiante de espanol.
5)Hoy es el tres de agosto.
Are there any options or more context?