Modal verbs

ability and possibility
1. can
2. could
3. be
4. able to
making a guess
1. may
2. might
3. could
4. must
5. can't
6. should
rules
1. present
  1. must
  2. have to
  3. have got to
2. past
  1. had to
3. future
  1. will have to
future ability and possibility
1. be able to
  1. for future personal arragements
2. can
  1. for situations that are certain
3. could or would be able to
  1. for conditional situations
4. could
  1. for situations that are possible but unlikely
necessary and unnecessary actions
1. need
2. needn't
3. don't have to
4. need to
advice and criticism
1. should
2. ought to
3. must
4. had better
permission
1. informal
  1. can
2. formal polite
  1. could
  2. may
  3. might
request and suggestions
1. request
  1. can
  2. will you
  3. please
  4. could you
  5. would you
2. suggestions
  1. suggestions as questions
    1. we/you could
    2. let's
  2. suggestions
    1. shall/ should we
    2. how/what about
    3. why don't we

Resumen del Recurso

	Creado por anghelo gonzales M. hace más de 2 años