20 reglas de la escuela en modal verbs
Respuestas a la pregunta
Respuesta:
Modal Verbs
ABILITY/DISABILITY:
CAN/CAN'T I can ski. I can't cook.
Past: COULD/COULDNT Future: WILL/WONT BE ABLE TO
PERMISSION/POLITE REQUEST:
CAN/COULD (among friends) Can I borrow your pen? Yes, you can. MAY/MIGHT (formal) May I go to the bathroom? No, you may not. Post: WAS/WERE ALLOWED TO Future: WILL/WON'T BE ALLOWED TO
POSSIBILITY/IMPOSSIBILITY:
CAN/CANT // COULD/COULDNT You can get hurt. I couldn't be wrong.
MAY/MAY NOT // MIGHT/MIGHT NOT You may be right. They might not come. Past: IT WAS/WASN'T POSSIBLE
Future: IT WILL/WON'T BE POSSIBLE
OBLIGATION/PROHIBITION:
MUST/MUSTN'T (internal, here and now, school rules) I must stop at this 'stop' sign. HAVE TO (external, every day) I have to clean my room every weekend. Post: HAD TO
Future: WILL HAVE TO
ABSENCE OF NECESSITY:
NEEDN'T You needen't go to school today because its holiday. DON'T HAVE TO I don't have to clean my room every day. Past: DIDN'T HAVE TO Future: WONT HAVE TO
ADVICE:
SHOULD/SHOULDNT You should study more. You shouldn't smoke so much.
SUGGESTION:
SHALL we have a party? LET'S have a party. WHY DON'T WE have a party?
OFFER:
you like some fea? CAN/COULD/SHALL I help you?
Explicación:
¿Cuáles son las reglas de los verbos modales?
Las reglas de oro para utilizar verbos modales correctamente
No se conjugan, es decir, no añaden -s en la tercera persona de singular y no tienen pasado ni futuro. Tampoco tienen infinitivo, tiempos compuestos ni progresivos. En las formas interrogativa y negativa, no necesitan añadir el auxiliar (do or does).