VERBOS MODALES

 Aquí te dejo un recurso que he hecho para mis alumnos de segundo de bachillerato. Puedes descargar esta tabla en este link: 

https://drive.google.com/file/d/1g3jx2Eiw5d4WPRVM869zUmqetxRcSVxv/view?usp=sharing

MODAL	USES	PRESENT/FUTURE	PAST
May	(1) polite request	May I borrow your pen?
	(2) formal permission	You may leave the room.
	(3) less than 50% certainty	John may be at the library.	He may have been at the library.
Might	(1) less than 50% certainty	John might be at the library.	He might have been at the library.
	(2) polite request	Might I borrow your pen?
Should	(1) advisability	I should study tonight.	I should have studied last night.
	(2) 90% certainty	She should do well on the test.	She should have done well on the test.
Ought to	(1) advisability	I ought to study tonight.	I ought to have studied last night.
	(2) 90% certainty	She ought to do well on the test.	She ought to have done well on the test.
Had better	(1) advisability with a threat of bad result	You had better be on time, or we will leave without you!
Must	(1) strong necessity	I must go to class today.	I had to go to class yesterday.
	(2) prohibition (negative)	You mustn’t open that door.
	(3) 95% certainty.	Mary isn’t in class. She must be sick.	Mary must have been sick yesterday.
Have to	(1) necessity	I have to go to class today.	I had to go to class yesterday.
	(2) lack of necessity	I don’t have to go to class today.	I didn’t have to go to class yesterday.
Will	(1) 100% certainty	He will be here at 6:00.
	(2) willingness	The phone is ringing. I’ll get it!
	(3) polite request	Will you please pass the salt?
MODAL	USES	PRESENT/FUTURE	PAST
Can	(1) ability/ possibility	I can run fast.	I could run fast when I was a child.
	(2) informal permission	You can use my car tomorrow.
	(3) informal polite request	Can I borrow your pen?
	4) impossibility	That can’t be true!	That can’t have been true!
Could	(1) past ability		I could run fast when I was a child.
	(2) polite request	Could I borrow your pen?
	(3) suggestion	You could talk to your teacher.	You could have talked to your teacher.
	(4) less than 50% certainty	Where is John? He could be at home.	He could have been at home.
	(5) impossibility	That couldn’t be true!	That couldn’t have been true!
Would	(1) polite request	Would you pass the salt?
	(2) preference	I would rather go to the park than stay home.
	(3) repeated action in the past		When I was a child, I would visit my grandparents every weekend.