Common verbs in English
I am, you are, she is, he is, they are, we are,
I do, you do, she does, he does, we do, they do,
I have, you have, she has, he has, we have, they have...
Note: the common verbs ; to be, to do, to have
are all irregular. Short common verbs tend to be irregular.
An irregular past verb, does not end in -ed