Erja's book = Erjan kirja
talon katto = the roof of the house

1900-luvulla = in the 20th century = in the 1900s

I had an eight weeks' holiday / vacation.
= I had a vacation / holiday of eight weeks.
= I had an eight-week vacation / holiday.

Marc is a man.
honest (äännetään onist)
Marc is an honest man.
Pauli Kiuru in a Member of Parliament.
= Pauli Kiuru is an MP.
/empii/