Grammar Point There are almost as many irregular verbs as regular verbs including the auxiliary verbs to be and to have. For the structures they are the same.

Past
Subject + verb
Subject + did not (didn’t) + past
Did + subject + verb.

Present
Subject + verb
Subject + does not / do not (don’t doesn’t) + verb
Does / Do + subject + verb

Future
Subject + will + verb
Subject + will not (won’t) + verb
Will + subject + verb

Remember
Auxiliary verbs to be be /was/ been to have have / had / had

Verb: simple form / Past Simple / Past participle
eat / ate / eaten, buy / bought / bought, think / thought / thought
go / went / gone, leave / left / left, get / got / gotten
make / made / made, be / was / been, have / had / had
cut / cut / cut, put / put / put