Irregular Past Simple
to put
put
to put
put
he/to work
he was working
he/to speak
he is speaking
to hurt
hurt
to know
knew
to know
known
she/to run
she was running
she/to understand
she is understanding
to keep
kept
to read
read
to read
read
you/to be
you were being
you/to stop
you are stopping
to ride
ridden
to think
thought
to think
thought
we/to write
we were writing
we/to fly
to stand
stood
to write
wrote
to write
written
they/to imagine
they were imagining
they/to ride
they are riding
to teach
taught