Set could be past or present because the present, past and past participle are all the same eg
set / set / set
"is' is present tense. For past tense use was or were.
It is an adverb, not a verb,; it can accompany a Present, a Past, a Present Perfect, a Past Perfect and a Future verb.
past
Had is past tense.
Past
The past participle of set is set. The present participle is setting.
It is "set" for the past, present, and future tenses as well as the past participle.
"Set." So in the present tense: "please set the keys on the table." In the past tense: "I set the keys on the table last night."
The verb "set" can be present or past tense. In present tense, "set" is used for actions happening now or regularly, like "I set the table." In past tense, "set" is used to describe actions that have already happened, like "I set the alarm clock last night."
Set up, it does not change from a past to a present form.
Set is one of those verbs which have the same word for present past and past participle - set.Another example is cut.
The past participle is set. The present participle is setting.
It is set up. Present It was set up. Past It will be set up. Future
Present perfect is formed this way - have/has + past particle.The past participle of set is set.We have set the table. --- plural subject 'we'.She has set the table. -- singular subject 'she'.Our teacher has set the exam -- singular subject 'our teacher'.
a flashback
No, there is no word spelled 'setted' in English. The past tense of the verb to 'set' is set. Examples: I can set the table noun. (present) I had set the table yesterday. (past) The past tense of the verb to 'seat' is seated. The past tense of the verb to 'settle' is settled.
That we use the exact same word in all present, past and past perfect forms.