David isn't good at cook.
David isn't good at cookING.
Lucas had a runny nose so he went to the dentist.
Lucas had a TOOTHACHE so he went to the dentist.
Yesterday my brother is at the dentist.
Yesterday my brother WAS at the dentist.
How many do you go to the cinema?
HOW OFTEN do you go to the cinema?
She isn't good at rollerblade.
She isn't good at rollerbladING.
The children was happy.
The children WERE happy.
My little brother loves play the trumpet.
My little brother loves playING the trumpet.
My brother brushes his teeth two a day.
My brother brushes his teeth TWICE a day.
She has cooking classes once a week.
She has cooking classes TWICE a week.
He isn't good at play the trumpet.
He isn't good at playING the trumpet.
-How much bread is there?
-There are a little bread.
-There IS a little bread.
There were many ship 10 years ago.
There were many shipS 10 years ago.
-Are there any vegetables on the table? -Yes, there are.
NO, there AREN'T.
There were any cars in the past.
There WEREN'T any cars in 1920.
-Is he thirsty?
-Yes, he has.
Yes, he IS.
-Who is drinking juice? -In the kitchen
CARL is drinking juice.
There were a statue in the city.
There WAS a statue in the city.
He is good at climb.
He is good at climbING.