Grado 3, seccion A, pulilas espanolas.
You just say "Aloha"
sección
You could say "el quinto grado".
It depends on what you mean by "grade" If you are referring to quality, such as "what grade is this cut of meat?" or "I don't care what grade you buy as long as it does the job." The Spanish for "what grade" is "Qué grado?" If you are referring to an academic grade describing how many points you have on an exam or similar, the Spanish for "what grade" would be "Cuál nota?"
Estoy en el tercero grado (I am in the 3rd grade)
el cuarto grado
La sección actual
You can say "Ella era en el sexto grado."
estoy enfadado/enfadada (girl)
estoy en el grado 5
no it would be "The pupils and I" - Complete answer: Yes and no, it depends on whether it is the subject of the verb or not. We say The teacher watched me and the pupils at the same time. But we say The pupils and I want to go outside.
third grade... tercero third year... tercer ano