I can botanize you can botanize he can botanize we can botanize you can botanize they can botanize
V-ing form
I can be botanizing you can be botanizing he can be botanizing we can be botanizing you can be botanizing they can be botanizing
Perfect
I can have botanized you can have botanized he can have botanized we can have botanized you can have botanized they can have botanized
V-ing perfect
I can have been botanizing you can have been botanizing he can have been botanizing we can have been botanizing you can have been botanizing they can have been botanizing
Negation
Simple form
I cannot botanize you cannot botanize he cannot botanize we cannot botanize you cannot botanize they cannot botanize
V-ing form
I cannot be botanizing you cannot be botanizing he cannot be botanizing we cannot be botanizing you cannot be botanizing they cannot be botanizing
Perfect
I cannot have botanized you cannot have botanized he cannot have botanized we cannot have botanized you cannot have botanized they cannot have botanized
V-ing perfect
I cannot have been botanizing you cannot have been botanizing he cannot have been botanizing we cannot have been botanizing you cannot have been botanizing they cannot have been botanizing
Interrogative form
Simple form
can I botanize? can you botanize? can he botanize? can we botanize? can you botanize? can they botanize?
V-ing form
can I be botanizing? can you be botanizing? can he be botanizing? can we be botanizing? can you be botanizing? can they be botanizing?
Perfect
can I have botanized? can you have botanized? can he have botanized? can we have botanized? can you have botanized? can they have botanized?
V-ing perfect
can I have been botanizing? can you have been botanizing? can he have been botanizing? can we have been botanizing? can you have been botanizing? can they have been botanizing?
Interro-negative form
Simple form
can I not botanize? can you not botanize? can he not botanize? can we not botanize? can you not botanize? can they not botanize?
V-ing form
can I not be botanizing? can you not be botanizing? can he not be botanizing? can we not be botanizing? can you not be botanizing? can they not be botanizing?
Perfect
can I not have botanized? can you not have botanized? can he not have botanized? can we not have botanized? can you not have botanized? can they not have botanized?
V-ing perfect
can I not have been botanizing? can you not have been botanizing? can he not have been botanizing? can we not have been botanizing? can you not have been botanizing? can they not have been botanizing?