No, "hit" is both the base form and the past tense of the verb. The past participle form is "hit."
Past tense of do is did; past participle is done.
The past participle of "know" is "known."
The past participle of "lay" is "laid."
The past participle of "blow" is "blown."
The past particple of push is pushed.
Been.
Studied.
The past participle is borne.
The past participle of "blow" is "blown."
The past participle of "lay" is "laid."
The past participle is found.
danced
No, "formed" is the past participle of "form."
Arised or Arouse.
The past tense of "flee" is "fled", and the past participle is also "fled".
Past tense of do is did; past participle is done.
The past tense of "lean" is "leaned," and the past participle is also "leaned."