I can fecundate you can fecundate he can fecundate we can fecundate you can fecundate they can fecundate
V-ing form
I can be fecundating you can be fecundating he can be fecundating we can be fecundating you can be fecundating they can be fecundating
Perfect
I can have fecundated you can have fecundated he can have fecundated we can have fecundated you can have fecundated they can have fecundated
V-ing perfect
I can have been fecundating you can have been fecundating he can have been fecundating we can have been fecundating you can have been fecundating they can have been fecundating
Negation
Simple form
I cannot fecundate you cannot fecundate he cannot fecundate we cannot fecundate you cannot fecundate they cannot fecundate
V-ing form
I cannot be fecundating you cannot be fecundating he cannot be fecundating we cannot be fecundating you cannot be fecundating they cannot be fecundating
Perfect
I cannot have fecundated you cannot have fecundated he cannot have fecundated we cannot have fecundated you cannot have fecundated they cannot have fecundated
V-ing perfect
I cannot have been fecundating you cannot have been fecundating he cannot have been fecundating we cannot have been fecundating you cannot have been fecundating they cannot have been fecundating
Interrogative form
Simple form
can I fecundate? can you fecundate? can he fecundate? can we fecundate? can you fecundate? can they fecundate?
V-ing form
can I be fecundating? can you be fecundating? can he be fecundating? can we be fecundating? can you be fecundating? can they be fecundating?
Perfect
can I have fecundated? can you have fecundated? can he have fecundated? can we have fecundated? can you have fecundated? can they have fecundated?
V-ing perfect
can I have been fecundating? can you have been fecundating? can he have been fecundating? can we have been fecundating? can you have been fecundating? can they have been fecundating?
Interro-negative form
Simple form
can I not fecundate? can you not fecundate? can he not fecundate? can we not fecundate? can you not fecundate? can they not fecundate?
V-ing form
can I not be fecundating? can you not be fecundating? can he not be fecundating? can we not be fecundating? can you not be fecundating? can they not be fecundating?
Perfect
can I not have fecundated? can you not have fecundated? can he not have fecundated? can we not have fecundated? can you not have fecundated? can they not have fecundated?
V-ing perfect
can I not have been fecundating? can you not have been fecundating? can he not have been fecundating? can we not have been fecundating? can you not have been fecundating? can they not have been fecundating?