I can plaster you can plaster he can plaster we can plaster you can plaster they can plaster
V-ing form
I can be plastering you can be plastering he can be plastering we can be plastering you can be plastering they can be plastering
Perfect
I can have plastered you can have plastered he can have plastered we can have plastered you can have plastered they can have plastered
V-ing perfect
I can have been plastering you can have been plastering he can have been plastering we can have been plastering you can have been plastering they can have been plastering
Negation
Simple form
I cannot plaster you cannot plaster he cannot plaster we cannot plaster you cannot plaster they cannot plaster
V-ing form
I cannot be plastering you cannot be plastering he cannot be plastering we cannot be plastering you cannot be plastering they cannot be plastering
Perfect
I cannot have plastered you cannot have plastered he cannot have plastered we cannot have plastered you cannot have plastered they cannot have plastered
V-ing perfect
I cannot have been plastering you cannot have been plastering he cannot have been plastering we cannot have been plastering you cannot have been plastering they cannot have been plastering
Interrogative form
Simple form
can I plaster? can you plaster? can he plaster? can we plaster? can you plaster? can they plaster?
V-ing form
can I be plastering? can you be plastering? can he be plastering? can we be plastering? can you be plastering? can they be plastering?
Perfect
can I have plastered? can you have plastered? can he have plastered? can we have plastered? can you have plastered? can they have plastered?
V-ing perfect
can I have been plastering? can you have been plastering? can he have been plastering? can we have been plastering? can you have been plastering? can they have been plastering?
Interro-negative form
Simple form
can I not plaster? can you not plaster? can he not plaster? can we not plaster? can you not plaster? can they not plaster?
V-ing form
can I not be plastering? can you not be plastering? can he not be plastering? can we not be plastering? can you not be plastering? can they not be plastering?
Perfect
can I not have plastered? can you not have plastered? can he not have plastered? can we not have plastered? can you not have plastered? can they not have plastered?
V-ing perfect
can I not have been plastering? can you not have been plastering? can he not have been plastering? can we not have been plastering? can you not have been plastering? can they not have been plastering?