CAN LEO SWIM IN THE POOL?
YES, HE CAN.
CAN THEY SPEAK SPANISH?
NO, THEY CAN´T.
SHE IS SICK
SHE HAS TO GO TO THE DOCTOR
WHAT DOES HE HAVE TO DO?
HE HAS TO DO HIS HOMEWORK
CAN ALEXA RIDE HER BIKE?
NO, SHE CAN´T.
CAN HE FIX HIS CAR?
NO, HE CAN'T.