Answer
The past tense of are is were.
The verb is 'to be':
Past Simple / Present Simple
I was / I am
you were / you are
we were / we are
they were / they are
he, she, it was / he, she, it is
Example sentences
The past tense of paste is pasted.
The future tense is will paste.
He,she,it + pastes (Simple Present tense} I,we,they + paste (simple present tense)
Did not
The past tense is drank.
Correct
The paste tense is grew.
Loaned
Ran
The paste tense of clone is cloned
The past tense of 'tutor' is 'tutored'. It is perfectly regular.
Present Tense, Paste Tense, Future Tense, Future Perfect Tense, Present Perfect Tense, Past Perfect Tense