Can or Could
He _____ ride a bike.
He can ride a bike.
She can plays tennis.
She can play tennis.
My wife can't quit smoking.
Present
She _____ play tennis.
She can play tennis.
I can't to cook.
I can't cook.
The old man couldn't breathe.
Past
He _______ ride a motorcycle.
He can't ride a motorcycle.
In the past, he couldn't worked.
In the past, he couldn't work.
My neighbor could play the guitar.
Past
In the past, James ____ dance.
In the past, James could dance.
In the past, Elly can play softball.
In the past, Elly could play softball.
My grandmother can't use a computer.
Present
In the past, she _________ ride a bike.
In the past, she couldn't ride a bike.
The teacher can speaks Spanish.
The teacher can speak Spanish.
We could play basketball.
Past