I can breast you can breast she can breast we can breast you can breast they can breast
V-ing form
I can be breasting you can be breasting she can be breasting we can be breasting you can be breasting they can be breasting
Perfect
I can have breasted you can have breasted she 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 she can have been breasting we can have been breasting you can have been breasting they can have been breasting
Negation
Simple form
I cannot breast you cannot breast she cannot breast we cannot breast you cannot breast they cannot breast
V-ing form
I cannot be breasting you cannot be breasting she cannot be breasting we cannot be breasting you cannot be breasting they cannot be breasting
Perfect
I cannot have breasted you cannot have breasted she cannot have breasted we cannot have breasted you cannot have breasted they cannot have breasted
V-ing perfect
I cannot have been breasting you cannot have been breasting she cannot have been breasting we cannot have been breasting you cannot have been breasting they cannot have been breasting
Interrogative form
Simple form
can I breast? can you breast? can she breast? can we breast? can you breast? can they breast?
V-ing form
can I be breasting? can you be breasting? can she be breasting? can we be breasting? can you be breasting? can they be breasting?
Perfect
can I have breasted? can you have breasted? can she 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 she have been breasting? can we have been breasting? can you have been breasting? can they have been breasting?
Interro-negative form
Simple form
can I not breast? can you not breast? can she not breast? can we not breast? can you not breast? can they not breast?
V-ing form
can I not be breasting? can you not be breasting? can she not be breasting? can we not be breasting? can you not be breasting? can they not be breasting?
Perfect
can I not have breasted? can you not have breasted? can she not have breasted? can we not have breasted? can you not have breasted? can they not have breasted?
V-ing perfect
can I not have been breasting? can you not have been breasting? can she not have been breasting? can we not have been breasting? can you not have been breasting? can they not have been breasting?