Wrong prepositions

The following text has many wrong prepositions, words like: in, on, at, by, with etc.) Can you find the wrong prepositions and correct them? Use CAPITAL letters.

Example: School starts in 8.40.
School starts AT 8.40.
In Saturday I went to visit my grandmother who lives with
Berlin. My father drove me through the airport and I got on
the plane for 7 o'clock. We arrived through Berlin two hours
later, and my grandmother was there to meet me. We got under
an S-Bahn and travelled by her house.
Later I looked after some old photos my grandmother showed
me and watched a film without the TV. I fell asleep above the
sofa, and when I woke down my grandmother had already gone in
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