Modal verbs. Revision

CAN/COULD/BE ABLE TO express:

• an ability

• a prohibition

• an obligation

• a necessity

OUGHT TO/HAVE TO/SHOULD express:

• moral obligation

• a prohibition

• an obligation

• a necessity

MUST/HAD TO express:

• a suggestion

• possibility

• an obligation

• permission

SHALL/SHOULD express:

• a probability

• possibility

• criticism

• a suggestion

WILL/WOULD express:

• a probability

• duty

• request

• a suggestion

MAY/MIGHT/COULD express:

• a probability

• duty

• possibility

• a suggestion

LOGICAL ASSUMPTION?

___ (not) + be

• can

• must

• have to

• would

• need to

What's the synonym for: BE SUPPOSED TO + inf?

• can

• must

• have to

• should

• need to

What's the synonym for: BE LIKELY TO + inf?

• can

• must

• have to

• should

• may

DUTY?

• can

• must

• have to

• should

• ought to