Mario won't have a birthday party, (a)   ?

My didn't mother cooked spaghetti, (a)   ?

Melissa is good at dancing, (a)   ?

My friends can't ride a horse, (a)   ?

Sara bought a new car, (a)   ?

They always do homework, (a)   ?

My parents weren't at home yesterday, (a)   ?

Robert will study at the university, (a)   ?

She doesn't speak English very well, (a)   ?