The past simple form of 'go' is 'goed'.

The past simple form of 'eat' is 'ate'.

The verb 'play' becomes 'played' in the past simple tense.

The past simple form of 'have' is 'haved'.

The past simple form of 'see' is 'saw'.

The verb 'work' changes to 'workt' in the past simple tense.

The past simple form of 'take' is 'took'.

The past simple form of 'is' is 'was'.

The verb 'jump' becomes 'jumped' in the past simple tense.

The past simple form of 'write' is 'writed'.

The past simple form of 'make' is 'made'.

The verb 'talk' changes to 'talked' in the past simple tense.

The past simple form of 'run' is 'runned'.

The past simple form of 'sing' is 'sang'.

The past simple form of 'buy' is 'bought'.

The verb 'listen' becomes 'listened' in the past simple tense.

The past simple form of 'begin' is 'began'.

The past simple form of 'read' is 'read', pronounced 'red'.

The past simple form of 'swim' is 'swimmed'.

The past simple form of 'catch' is 'catched'.