I can babyproof you can babyproof he can babyproof we can babyproof you can babyproof they can babyproof
V-ing form
I can be babyproofing you can be babyproofing he can be babyproofing we can be babyproofing you can be babyproofing they can be babyproofing
Perfect
I can have babyproofed you can have babyproofed he can have babyproofed we can have babyproofed you can have babyproofed they can have babyproofed
V-ing perfect
I can have been babyproofing you can have been babyproofing he can have been babyproofing we can have been babyproofing you can have been babyproofing they can have been babyproofing
Negation
Simple form
I cannot babyproof you cannot babyproof he cannot babyproof we cannot babyproof you cannot babyproof they cannot babyproof
V-ing form
I cannot be babyproofing you cannot be babyproofing he cannot be babyproofing we cannot be babyproofing you cannot be babyproofing they cannot be babyproofing
Perfect
I cannot have babyproofed you cannot have babyproofed he cannot have babyproofed we cannot have babyproofed you cannot have babyproofed they cannot have babyproofed
V-ing perfect
I cannot have been babyproofing you cannot have been babyproofing he cannot have been babyproofing we cannot have been babyproofing you cannot have been babyproofing they cannot have been babyproofing
Interrogative form
Simple form
can I babyproof? can you babyproof? can he babyproof? can we babyproof? can you babyproof? can they babyproof?
V-ing form
can I be babyproofing? can you be babyproofing? can he be babyproofing? can we be babyproofing? can you be babyproofing? can they be babyproofing?
Perfect
can I have babyproofed? can you have babyproofed? can he have babyproofed? can we have babyproofed? can you have babyproofed? can they have babyproofed?
V-ing perfect
can I have been babyproofing? can you have been babyproofing? can he have been babyproofing? can we have been babyproofing? can you have been babyproofing? can they have been babyproofing?
Interro-negative form
Simple form
can I not babyproof? can you not babyproof? can he not babyproof? can we not babyproof? can you not babyproof? can they not babyproof?
V-ing form
can I not be babyproofing? can you not be babyproofing? can he not be babyproofing? can we not be babyproofing? can you not be babyproofing? can they not be babyproofing?
Perfect
can I not have babyproofed? can you not have babyproofed? can he not have babyproofed? can we not have babyproofed? can you not have babyproofed? can they not have babyproofed?
V-ing perfect
can I not have been babyproofing? can you not have been babyproofing? can he not have been babyproofing? can we not have been babyproofing? can you not have been babyproofing? can they not have been babyproofing?