The future perfect tense uses the past participle of a verb.
It also use the auxiliary verb "will".The future perfect tense follows this structure:Subject + Will + Have + Past Participle.e.g. I will have danced.
The word "past" doesn't have a future tense as it's not a verb.
Does is the present tense, third person singular conjugation of the verb do. The past tense of do is did, and the future tense is will do.
The verb 'will' is the future tense.
"Spoke" is the past tense, and "will speak" is the future tense.
Past - there is nothing like that to use grammatically, but the natural replacement is 'Was'. Future - will be.
Do is present tense and future tense. "I will do it." "She will do it." "You will do it." And did is the past tense. "I did it." "He did it." "We all did it."
The future perfect tense uses the past participle of verbs. (some of which end in -ed)
Present Tense: I am alive. Past Tense: I was alive. Future Tense: I will be alive. "alive" is not a verb, it is an adjective, so the past/present/future tense is for the verb usually associated it.
The future tense uses the word will.
The word "more" is not a verb and does not have a past, present, or future tense.
"Enlarges" is a present tense verb. "Enlarged" would be the past tense, and "will enlarge" would be the future tense.