The past tense of sweat is sweated.
The past tense form of sweat is still sweat. Present ex: "I am sweating." Future ex: "I think I will sweat in gym tomorrow." Past ex: "I sweat so much yesterday."
I sweated today is correct. Sweat is a regular verb which means the past tense ends in -ed. It is becoming more acceptable in some dialects to use "sweat" as the past tense but this is non-standard.
the past tense of am is was and the past tense of has is had
The past tense of get is got. For isn't a verb and so doesn't have a past tense. The past tense of has is had. Had is already the past tense. The past tense of have is had.
Was and were are both the past tense of be. The present tense is: I am he is you are they are The past tense is: I was he was you were they were
The past tense of "will" is "would". The past tense of "to be" is "was" or "were".
Wrote is past tense. It is the past tense of write.Wrote is already a past tense.
The past tense of "finish" is "finished". The past tense of "be" is "was" (singular) or "were" (plural).
Simple past tense. Past perfect tense. Past continuous tense.
Existed is the past tense. The past perfect tense is had existed.
The past tense is schooled. The past continuous tense is 'was/were schooling'.
The past tense of "meet" is "met." For example: "I met my friend for lunch yesterday."