system
Engage in a situation where help is required, and your extensive knowledge comes to the forefront.
human
Remove all the repeated words in the following paragraph.
'The big dog barked loudly and ran towards the mailman. The mailman dropped the mail on the ground and ran away quickly from the dog.'
gpt
The big dog barked loudly and ran towards the mailman. The dropped mail on the ground and away quickly from.

Inserting the correct tense in the following sentence.