Barefoot, it is the same.
"When I was barefoot..."
"I remember being barefoot..."
"Hey, you know that time when we were barefoot?"
Yeppers peppers, there is not a change. :)
Barefoot is not a verb so it doesn't show tense. It is an adjective or an adverb.
The above sentences are adjectives this one is an adverb:
He chased her barefooted across the meadow.
the past tense of am is was and the past tense of has is had
The past tense of "has" is "had" and the past tense of "have" is "had."
Was and were are both the past tense of be. The present tense is: I am he is you are they are The past tense is: I was he was you were they were
"will be" is the future tense of "be". The past tense of "be" is "was/were".
The past tense of "she do" is "she did."
The word "were" is past tense. It is the past tense of the verb "to be."
The past tense of "will" is "would" and the past tense of "be" is "was" or "were" depending on the subject (singular or plural).
HAD is the Past Tense of TO HAVE.
The past tense of "am" is "was" and the past perfect tense of "has" is "had."
The past tense of "have" is "had."
The past tense of "you will not" is "you would not."
The past tense of "exist" is "existed." The past perfect tense is "had existed."