Помогите плиииз с английским

Who is he waiting for?
who did you write 6 letters to?
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Who does she share her department with?
what is this book about?
what is Oxford famous for?
who did you sell your car to?
what is she looking at?

for
to,about,at,to
with
by,for
to,for,of
by,on,of
for,after
on,to,about,with
to
for,on