2)choose irregular verbs and write their past participle to arrive, to give, to play, to understand,to blow. to prepare. to wash, to fall, to miss, to run, to know,to talk. to open. to do. to water, to teach, to iron, to brush, to pay, to say, to remember, to show, to speak, to gather.

To give - given
to understand - understood
to blow - blown
to fall - fallen
to run - run
to know - known
to do - done
to teach - taught
to pay - paid
to say - said
to show - shown
to speak - spoken
(irregular verbs )