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base form and the past tense
cook cooked
wash washed
help helped
……
play
played
watch
watched
listen
listened
row
rowed
Discuss and choose
( )I _____ clothes yesterday.
A. wash B. washed
( )She ____ noodles yesterday.
A. cooked B .cook
( )He ____ to music yesterday.
A. listen B .listened
A
B
B
Listen and answer What about Sam?
Yesterday Sam __________________________.
He didn’t help Mum.
played on the computer
do did
didn’t = did + not
Practice makes happy!