Thanks so much.
put (present tense) put (past tense) put (past participle)
I had put my pen here, but now it is gone.
Hope this helps.
Consider the verb "to be." The past tense is "was" and the past participle is "been."
She was sad. She has/had been sad.
To bite: bit; bitten
She bit him on the ear. She had just bitten into the muffin when she noticed it was filled with maggots.
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