Yes/no questions
My mother likes ice-cream
Does my mother like ice-cream?
go
went
She doesn't sing at the park.
She didn't sing at the park.
Last weekend Peter went swimming
Did Peter go swimming last weekend?
eat
ate
I know this phone number
I knew this phone number
Every day I go for a walk
Do you go for a walk every day?
swim
swam
Does she like computer games?
Did she like computer games?
I visited my grandmother
Did you visit your grandmother?
see
saw
I eat dumplings
I ate dumplings
I saw Mary yesterday
Did you see Mary yesterday?
buy
bought
He sees her at school and brings her candies.
He saw her at school and brought her candies.