Work is a regular verb so you add -ed to make the past and past participle.
work / worked / worked
The past participle for "work" is "worked."
The past participle of worked is also worked.
The past participle of "work" is "worked." The past participle of "teach" is "taught."
The simple past of "work" is "worked" and the past participle is also "worked".
The past participle of "work" is "worked." It is used with auxiliary verbs such as "has" or "have" to form the present perfect tense, e.g., "I have worked."
The past participle of the word "work" is "worked."
The past participle of worked is also worked.
The past participle of "work" is "worked." It is used with auxiliary verbs such as "has" or "have" to form the present perfect tense, e.g., "I have worked."
The past participle is worked. The present participle is working.
worked
The simple past of "work" is "worked" and the past participle is also "worked".
The past participle of am is been. Not does not have a past participle
The past participle of "work" is "worked." The past participle of "teach" is "taught."
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."
Being is the present participle. The past participle is been.
Eating is the present participle; eaten is the past participle.