I can grandstand you can grandstand he can grandstand we can grandstand you can grandstand they can grandstand
V-ing form
I can be grandstanding you can be grandstanding he can be grandstanding we can be grandstanding you can be grandstanding they can be grandstanding
Perfect
I can have grandstanded you can have grandstanded he can have grandstanded we can have grandstanded you can have grandstanded they can have grandstanded
V-ing perfect
I can have been grandstanding you can have been grandstanding he can have been grandstanding we can have been grandstanding you can have been grandstanding they can have been grandstanding
Negation
Simple form
I cannot grandstand you cannot grandstand he cannot grandstand we cannot grandstand you cannot grandstand they cannot grandstand
V-ing form
I cannot be grandstanding you cannot be grandstanding he cannot be grandstanding we cannot be grandstanding you cannot be grandstanding they cannot be grandstanding
Perfect
I cannot have grandstanded you cannot have grandstanded he cannot have grandstanded we cannot have grandstanded you cannot have grandstanded they cannot have grandstanded
V-ing perfect
I cannot have been grandstanding you cannot have been grandstanding he cannot have been grandstanding we cannot have been grandstanding you cannot have been grandstanding they cannot have been grandstanding
Interrogative form
Simple form
can I grandstand? can you grandstand? can he grandstand? can we grandstand? can you grandstand? can they grandstand?
V-ing form
can I be grandstanding? can you be grandstanding? can he be grandstanding? can we be grandstanding? can you be grandstanding? can they be grandstanding?
Perfect
can I have grandstanded? can you have grandstanded? can he have grandstanded? can we have grandstanded? can you have grandstanded? can they have grandstanded?
V-ing perfect
can I have been grandstanding? can you have been grandstanding? can he have been grandstanding? can we have been grandstanding? can you have been grandstanding? can they have been grandstanding?
Interro-negative form
Simple form
can I not grandstand? can you not grandstand? can he not grandstand? can we not grandstand? can you not grandstand? can they not grandstand?
V-ing form
can I not be grandstanding? can you not be grandstanding? can he not be grandstanding? can we not be grandstanding? can you not be grandstanding? can they not be grandstanding?
Perfect
can I not have grandstanded? can you not have grandstanded? can he not have grandstanded? can we not have grandstanded? can you not have grandstanded? can they not have grandstanded?
V-ing perfect
can I not have been grandstanding? can you not have been grandstanding? can he not have been grandstanding? can we not have been grandstanding? can you not have been grandstanding? can they not have been grandstanding?