dialogo(e prepositions)

lara maurim:hi!hello!
laion:hi!hello!
lara maurim:what is your name?
laion:my name is lara.
lara maurim: nice to meet you.
laion:nice to meet you too.


in/on/under


how many students are there in the classroom?
hom many animals are there in the your house?
there is one animal.
there are 28 students in the classroom.
there is 1 student in there classroom.
there are cars in the garage.
there is a ball in the box.