"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.
18 aprile 2014
1
0
0
IN the morning but ON Friday morning.
18 aprile 2014
0
0
Non hai ancora trovato le tue risposte?
Scrivi le tue domande e lascia che i madrelingua ti aiutino!