Anchored is simply a past tense verb.
Have/Has anchored would make it a present participle verb.
Had anchored would make it a past participle verb.
The phrase "is anchored" is the present participle form of the verb "anchor." It is used to describe an action that is currently in progress or ongoing.
Being is the present participle. The past participle is been.
Present participle: talking Past participle: talked
Present: study Past: studied Past participle: studied
The present participle of "sow" is "sowing," and the past participle is "sown."
The past participle of "begin" is "begun" and the present participle is "beginning."
Complaining is the present participle of complain.Therefore 'complaining loudly' is a present participle phrase.(Also see Related questions below)
Being is the present participle. The past participle is been.
"Leaving" can be both a present participle and a past participle. As a present participle, it functions as part of the progressive verb forms (e.g., "I am leaving"). As a past participle, it is used in perfect verb tenses (e.g., "I have left").
Present: study Past: studied Past participle: studied
Present tense: lead Present participle: leading Past tense: led Past participle: led
The past participle is done. The simple past tense is did. The present participle is doing.
Present Participle of pull is pulling, past is pulled, and past participle is have pulled
The past tense and past participle is equipped; equipping is the present participle.
The present participle is swelling. The past participle is swelled.
The past participle is proceeded. The present participle is proceeding.
The present participle of "sow" is "sowing," and the past participle is "sown."
The present participle of "bear" is "bearing," and the past participle is "borne" or "born" depending on the context.