I can augment you can augment she can augment we can augment you can augment they can augment
V-ing form
I can be augmenting you can be augmenting she can be augmenting we can be augmenting you can be augmenting they can be augmenting
Perfect
I can have augmented you can have augmented she can have augmented we can have augmented you can have augmented they can have augmented
V-ing perfect
I can have been augmenting you can have been augmenting she can have been augmenting we can have been augmenting you can have been augmenting they can have been augmenting
Negation
Simple form
I cannot augment you cannot augment she cannot augment we cannot augment you cannot augment they cannot augment
V-ing form
I cannot be augmenting you cannot be augmenting she cannot be augmenting we cannot be augmenting you cannot be augmenting they cannot be augmenting
Perfect
I cannot have augmented you cannot have augmented she cannot have augmented we cannot have augmented you cannot have augmented they cannot have augmented
V-ing perfect
I cannot have been augmenting you cannot have been augmenting she cannot have been augmenting we cannot have been augmenting you cannot have been augmenting they cannot have been augmenting
Interrogative form
Simple form
can I augment? can you augment? can she augment? can we augment? can you augment? can they augment?
V-ing form
can I be augmenting? can you be augmenting? can she be augmenting? can we be augmenting? can you be augmenting? can they be augmenting?
Perfect
can I have augmented? can you have augmented? can she have augmented? can we have augmented? can you have augmented? can they have augmented?
V-ing perfect
can I have been augmenting? can you have been augmenting? can she have been augmenting? can we have been augmenting? can you have been augmenting? can they have been augmenting?
Interro-negative form
Simple form
can I not augment? can you not augment? can she not augment? can we not augment? can you not augment? can they not augment?
V-ing form
can I not be augmenting? can you not be augmenting? can she not be augmenting? can we not be augmenting? can you not be augmenting? can they not be augmenting?
Perfect
can I not have augmented? can you not have augmented? can she not have augmented? can we not have augmented? can you not have augmented? can they not have augmented?
V-ing perfect
can I not have been augmenting? can you not have been augmenting? can she not have been augmenting? can we not have been augmenting? can you not have been augmenting? can they not have been augmenting?