I can lease you can lease he can lease we can lease you can lease they can lease
V-ing form
I can be leasing you can be leasing he can be leasing we can be leasing you can be leasing they can be leasing
Perfect
I can have leased you can have leased he can have leased we can have leased you can have leased they can have leased
V-ing perfect
I can have been leasing you can have been leasing he can have been leasing we can have been leasing you can have been leasing they can have been leasing
Negation
Simple form
I can't lease you can't lease he can't lease we can't lease you can't lease they can't lease
V-ing form
I can't be leasing you can't be leasing he can't be leasing we can't be leasing you can't be leasing they can't be leasing
Perfect
I can't have leased you can't have leased he can't have leased we can't have leased you can't have leased they can't have leased
V-ing perfect
I can't have been leasing you can't have been leasing he can't have been leasing we can't have been leasing you can't have been leasing they can't have been leasing
Interrogative form
Simple form
can I lease? can you lease? can he lease? can we lease? can you lease? can they lease?
V-ing form
can I be leasing? can you be leasing? can he be leasing? can we be leasing? can you be leasing? can they be leasing?
Perfect
can I have leased? can you have leased? can he have leased? can we have leased? can you have leased? can they have leased?
V-ing perfect
can I have been leasing? can you have been leasing? can he have been leasing? can we have been leasing? can you have been leasing? can they have been leasing?
Interro-negative form
Simple form
can't I lease? can't you lease? can't he lease? can't we lease? can't you lease? can't they lease?
V-ing form
can't I be leasing? can't you be leasing? can't he be leasing? can't we be leasing? can't you be leasing? can't they be leasing?
Perfect
can't I have leased? can't you have leased? can't he have leased? can't we have leased? can't you have leased? can't they have leased?
V-ing perfect
can't I have been leasing? can't you have been leasing? can't he have been leasing? can't we have been leasing? can't you have been leasing? can't they have been leasing?