I can aggrade you can aggrade she can aggrade we can aggrade you can aggrade they can aggrade
V-ing form
I can be aggrading you can be aggrading she can be aggrading we can be aggrading you can be aggrading they can be aggrading
Perfect
I can have aggraded you can have aggraded she can have aggraded we can have aggraded you can have aggraded they can have aggraded
V-ing perfect
I can have been aggrading you can have been aggrading she can have been aggrading we can have been aggrading you can have been aggrading they can have been aggrading
Negation
Simple form
I cannot aggrade you cannot aggrade she cannot aggrade we cannot aggrade you cannot aggrade they cannot aggrade
V-ing form
I cannot be aggrading you cannot be aggrading she cannot be aggrading we cannot be aggrading you cannot be aggrading they cannot be aggrading
Perfect
I cannot have aggraded you cannot have aggraded she cannot have aggraded we cannot have aggraded you cannot have aggraded they cannot have aggraded
V-ing perfect
I cannot have been aggrading you cannot have been aggrading she cannot have been aggrading we cannot have been aggrading you cannot have been aggrading they cannot have been aggrading
Interrogative form
Simple form
can I aggrade? can you aggrade? can she aggrade? can we aggrade? can you aggrade? can they aggrade?
V-ing form
can I be aggrading? can you be aggrading? can she be aggrading? can we be aggrading? can you be aggrading? can they be aggrading?
Perfect
can I have aggraded? can you have aggraded? can she have aggraded? can we have aggraded? can you have aggraded? can they have aggraded?
V-ing perfect
can I have been aggrading? can you have been aggrading? can she have been aggrading? can we have been aggrading? can you have been aggrading? can they have been aggrading?
Interro-negative form
Simple form
can I not aggrade? can you not aggrade? can she not aggrade? can we not aggrade? can you not aggrade? can they not aggrade?
V-ing form
can I not be aggrading? can you not be aggrading? can she not be aggrading? can we not be aggrading? can you not be aggrading? can they not be aggrading?
Perfect
can I not have aggraded? can you not have aggraded? can she not have aggraded? can we not have aggraded? can you not have aggraded? can they not have aggraded?
V-ing perfect
can I not have been aggrading? can you not have been aggrading? can she not have been aggrading? can we not have been aggrading? can you not have been aggrading? can they not have been aggrading?