I can enroot you can enroot he can enroot we can enroot you can enroot they can enroot
V-ing form
I can be enrooting you can be enrooting he can be enrooting we can be enrooting you can be enrooting they can be enrooting
Perfect
I can have enrooted you can have enrooted he can have enrooted we can have enrooted you can have enrooted they can have enrooted
V-ing perfect
I can have been enrooting you can have been enrooting he can have been enrooting we can have been enrooting you can have been enrooting they can have been enrooting
Negation
Simple form
I cannot enroot you cannot enroot he cannot enroot we cannot enroot you cannot enroot they cannot enroot
V-ing form
I cannot be enrooting you cannot be enrooting he cannot be enrooting we cannot be enrooting you cannot be enrooting they cannot be enrooting
Perfect
I cannot have enrooted you cannot have enrooted he cannot have enrooted we cannot have enrooted you cannot have enrooted they cannot have enrooted
V-ing perfect
I cannot have been enrooting you cannot have been enrooting he cannot have been enrooting we cannot have been enrooting you cannot have been enrooting they cannot have been enrooting
Interrogative form
Simple form
can I enroot? can you enroot? can he enroot? can we enroot? can you enroot? can they enroot?
V-ing form
can I be enrooting? can you be enrooting? can he be enrooting? can we be enrooting? can you be enrooting? can they be enrooting?
Perfect
can I have enrooted? can you have enrooted? can he have enrooted? can we have enrooted? can you have enrooted? can they have enrooted?
V-ing perfect
can I have been enrooting? can you have been enrooting? can he have been enrooting? can we have been enrooting? can you have been enrooting? can they have been enrooting?
Interro-negative form
Simple form
can I not enroot? can you not enroot? can he not enroot? can we not enroot? can you not enroot? can they not enroot?
V-ing form
can I not be enrooting? can you not be enrooting? can he not be enrooting? can we not be enrooting? can you not be enrooting? can they not be enrooting?
Perfect
can I not have enrooted? can you not have enrooted? can he not have enrooted? can we not have enrooted? can you not have enrooted? can they not have enrooted?
V-ing perfect
can I not have been enrooting? can you not have been enrooting? can he not have been enrooting? can we not have been enrooting? can you not have been enrooting? can they not have been enrooting?