noun
1
BAD : At his arrival in Vienna, he was surprised not to find his friend.
GOOD : On his arrival in Vienna, he was surprised not to find his friend.
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on/upon sb's arrival (NOT at ): 'On arrival in Addis Ababa I reported immediately to the British High Commission.'
2
BAD : The Pope's arrival to the Philippines caused a lot of excitement.
GOOD : The Pope's arrival in the Philippines caused a lot of excitement.
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See notes at ARRIVE 1 (↑ arrive ) , 2