I can condition you can condition he can condition we can condition you can condition they can condition
V-ing form
I can be conditioning you can be conditioning he can be conditioning we can be conditioning you can be conditioning they can be conditioning
Perfect
I can have conditioned you can have conditioned he can have conditioned we can have conditioned you can have conditioned they can have conditioned
V-ing perfect
I can have been conditioning you can have been conditioning he can have been conditioning we can have been conditioning you can have been conditioning they can have been conditioning
Negation
Simple form
I can't condition you can't condition he can't condition we can't condition you can't condition they can't condition
V-ing form
I can't be conditioning you can't be conditioning he can't be conditioning we can't be conditioning you can't be conditioning they can't be conditioning
Perfect
I can't have conditioned you can't have conditioned he can't have conditioned we can't have conditioned you can't have conditioned they can't have conditioned
V-ing perfect
I can't have been conditioning you can't have been conditioning he can't have been conditioning we can't have been conditioning you can't have been conditioning they can't have been conditioning
Interrogative form
Simple form
can I condition? can you condition? can he condition? can we condition? can you condition? can they condition?
V-ing form
can I be conditioning? can you be conditioning? can he be conditioning? can we be conditioning? can you be conditioning? can they be conditioning?
Perfect
can I have conditioned? can you have conditioned? can he have conditioned? can we have conditioned? can you have conditioned? can they have conditioned?
V-ing perfect
can I have been conditioning? can you have been conditioning? can he have been conditioning? can we have been conditioning? can you have been conditioning? can they have been conditioning?
Interro-negative form
Simple form
can't I condition? can't you condition? can't he condition? can't we condition? can't you condition? can't they condition?
V-ing form
can't I be conditioning? can't you be conditioning? can't he be conditioning? can't we be conditioning? can't you be conditioning? can't they be conditioning?
Perfect
can't I have conditioned? can't you have conditioned? can't he have conditioned? can't we have conditioned? can't you have conditioned? can't they have conditioned?
V-ing perfect
can't I have been conditioning? can't you have been conditioning? can't he have been conditioning? can't we have been conditioning? can't you have been conditioning? can't they have been conditioning?