I can rescue you can rescue he can rescue we can rescue you can rescue they can rescue
V-ing form
I can be rescuing you can be rescuing he can be rescuing we can be rescuing you can be rescuing they can be rescuing
Perfect
I can have rescued you can have rescued he can have rescued we can have rescued you can have rescued they can have rescued
V-ing perfect
I can have been rescuing you can have been rescuing he can have been rescuing we can have been rescuing you can have been rescuing they can have been rescuing
Negation
Simple form
I can't rescue you can't rescue he can't rescue we can't rescue you can't rescue they can't rescue
V-ing form
I can't be rescuing you can't be rescuing he can't be rescuing we can't be rescuing you can't be rescuing they can't be rescuing
Perfect
I can't have rescued you can't have rescued he can't have rescued we can't have rescued you can't have rescued they can't have rescued
V-ing perfect
I can't have been rescuing you can't have been rescuing he can't have been rescuing we can't have been rescuing you can't have been rescuing they can't have been rescuing
Interrogative form
Simple form
can I rescue? can you rescue? can he rescue? can we rescue? can you rescue? can they rescue?
V-ing form
can I be rescuing? can you be rescuing? can he be rescuing? can we be rescuing? can you be rescuing? can they be rescuing?
Perfect
can I have rescued? can you have rescued? can he have rescued? can we have rescued? can you have rescued? can they have rescued?
V-ing perfect
can I have been rescuing? can you have been rescuing? can he have been rescuing? can we have been rescuing? can you have been rescuing? can they have been rescuing?
Interro-negative form
Simple form
can't I rescue? can't you rescue? can't he rescue? can't we rescue? can't you rescue? can't they rescue?
V-ing form
can't I be rescuing? can't you be rescuing? can't he be rescuing? can't we be rescuing? can't you be rescuing? can't they be rescuing?
Perfect
can't I have rescued? can't you have rescued? can't he have rescued? can't we have rescued? can't you have rescued? can't they have rescued?
V-ing perfect
can't I have been rescuing? can't you have been rescuing? can't he have been rescuing? can't we have been rescuing? can't you have been rescuing? can't they have been rescuing?