Translation: There are many students.
Hay muches alumnos en la clase means There are many students/pupils in the class
Hay mucho -masculine singular Hay mucha -feminine singular Hay muchos -masculine plural Hay muchas -feminine plural
muchos muchos
"Hay" means, "there is" or "there are."
"(Ustedes) son estudiantes" (Vosotros, as) sois estudiantes
"There is" or "there are".
"It is sunny."
There is thunder
You can say, "Hay muchos hospitales en Boston" in Spanish. This translates directly to "There are many hospitals in Boston." If you need it in another language, please specify!
It means: There are clouds.
Where is one?
That is Spanish for "There is a girl".