"On" is used for days (on Monday, Tuesday, etc.), "In" is used for the time of day (in the morning, in the evening, etc.)
So, "on Friday morning" is correct because the emphasis is put on Friday.
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IN the morning but ON Friday morning.
18 april 2014
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Heb je je antwoorden nog steeds niet gevonden?
Schrijf je vragen op en laat de moedertaalsprekers je helpen!