I likes swimming
Wrong
I like swimming
do
does
We play the piano
We don't play the piano
Is cat and dog friends?
I are happy.
I am happy.
Martha and Oliver does their homework on Tuesday.
Wrong
Martha and Oliver do their homework on Tuesday.
play
plays
My mum likes red colour
My mum doesn't like red colour.
Do he do karate?
Does he do karate?
It aren't my pet cat.
It isn't my pet cat.
Are I and Carla girls?
Right
cry
cries
Mark and Tom are teammates.
Mark and Tom aren't teammates.
Does you have good teachers?
Do you have good teachers?
Peter aren't good at Math.
Peter isn't good at Math.
He are not my best friend
Wrong
He is not/isn't my best friend
watch
watches
He isn't a good student.
He is a good student.
Does Hanna and Eric likes school?
Do Hanna and Eric like school?
My mum and dad is on holiday.
My mum and dad are on holiday.
Does Mario likes carrots?
Wrong
Does Mario like carrots?
miss
misses
Chloe watches TV every night.
Chloe doesn't watch TV every night.
How old are he?
How old is he?
Fortnite not is my favourite game.
Fortnite is not/isn't my favourite game.