Please add prepositions to the gaps in this passage. You will need: at, for, from, in, of, on, to.
Here is a reminder of some uses of these prepositions:
at - connected to a location
for - with a purpose or giving a reason
from - the origin of something
in - completely or partly enclosed by something
of - belonging to something or someone; contained in something
on - the basis for something
to - in a direction
to make the exercise work if you are not using a computer mouse.