I can breast you can breast he can breast we can breast you can breast they can breast
V-ing form
I can be breasting you can be breasting he can be breasting we can be breasting you can be breasting they can be breasting
Perfect
I can have breasted you can have breasted he can have breasted we can have breasted you can have breasted they can have breasted
V-ing perfect
I can have been breasting you can have been breasting he can have been breasting we can have been breasting you can have been breasting they can have been breasting
Negation
Simple form
I can't breast you can't breast he can't breast we can't breast you can't breast they can't breast
V-ing form
I can't be breasting you can't be breasting he can't be breasting we can't be breasting you can't be breasting they can't be breasting
Perfect
I can't have breasted you can't have breasted he can't have breasted we can't have breasted you can't have breasted they can't have breasted
V-ing perfect
I can't have been breasting you can't have been breasting he can't have been breasting we can't have been breasting you can't have been breasting they can't have been breasting
Interrogative form
Simple form
can I breast? can you breast? can he breast? can we breast? can you breast? can they breast?
V-ing form
can I be breasting? can you be breasting? can he be breasting? can we be breasting? can you be breasting? can they be breasting?
Perfect
can I have breasted? can you have breasted? can he have breasted? can we have breasted? can you have breasted? can they have breasted?
V-ing perfect
can I have been breasting? can you have been breasting? can he have been breasting? can we have been breasting? can you have been breasting? can they have been breasting?
Interro-negative form
Simple form
can't I breast? can't you breast? can't he breast? can't we breast? can't you breast? can't they breast?
V-ing form
can't I be breasting? can't you be breasting? can't he be breasting? can't we be breasting? can't you be breasting? can't they be breasting?
Perfect
can't I have breasted? can't you have breasted? can't he have breasted? can't we have breasted? can't you have breasted? can't they have breasted?
V-ing perfect
can't I have been breasting? can't you have been breasting? can't he have been breasting? can't we have been breasting? can't you have been breasting? can't they have been breasting?