To be
She aren't my friend.
She isn't my friend.
He play soccer with his friends.
He plays soccer with his friends.
He don't visit his family.
He doesn't visit his family.
She walk ...
She walks ...
He doesn't walk to work every day.
Right
He are very happy today.
He is very happy today
She go to work by car.
She goes to work by car.
He and She doesn't know the answer.
He and She don't know the answer.
He run ...
He runs ...
He come from China
WRONG He comes from China
He am my brother
He is my brother
Jane like pop music.
Jane likes pop music.
It have a big friend
It has a big friend
She does aerobics
Right
She aren't from Mexico.
She isn't from Mexico.
Sarah love Australia.
Sarah loves Australia.
It don't likes to play with the ball
It doesn't like to play with the ball
He write ...
He writes ...
The dog don't like cat food
WRONG The dog doesn't like cat food
Are It your dog?
Is It your dog?
She speak Chinese.
She speaks Chinese.
She doesn't works everyday.
She doesn't work everyday.
She don't has ...
She doesn't have ...
She don't know German
WRONG She doesn't know German