I believe it is sprung, as in 'He had sprung into action.' The simple past tense of "spring" is "sprang".
The past participle of "spring" is "sprung."
The past tense of "spring" is "sprang" or "sprung," and the past participle is "sprung."
The past form of the verb "spring" is "sprang" or "sprung," and the past participle form is "sprung."
The past participle of "do" is "done." The past participle of "have" is "had."
Sprang is already the simple past tense of the verb "spring". The past participle is sprung.
The past participle of "am not" is "have not been."
Sprung is the past participle of spring.
The simple past tense is sprang. The past participle is sprung.
The past form of the verb "spring" is "sprang" or "sprung," and the past participle form is "sprung."
The past tense of "spring" is "sprang" or "sprung," and the past participle is "sprung."
Sprang is already the simple past tense of the verb "spring". The past participle is sprung.
The past participle of spring is sprung.
The past participle of "am not" is "have not been."
The past participle of "do" is "done." The past participle of "have" is "had."
The past tense of "have" is "had," and the past participle is also "had."
The past and past participle for "buy" is "bought."
The present participle for spring is "springing"
Being is the present participle. The past participle is been.