I can amplify you can amplify he can amplify we can amplify you can amplify they can amplify
V-ing form
I can be amplifying you can be amplifying he can be amplifying we can be amplifying you can be amplifying they can be amplifying
Perfect
I can have amplified you can have amplified he can have amplified we can have amplified you can have amplified they can have amplified
V-ing perfect
I can have been amplifying you can have been amplifying he can have been amplifying we can have been amplifying you can have been amplifying they can have been amplifying
Negation
Simple form
I cannot amplify you cannot amplify he cannot amplify we cannot amplify you cannot amplify they cannot amplify
V-ing form
I cannot be amplifying you cannot be amplifying he cannot be amplifying we cannot be amplifying you cannot be amplifying they cannot be amplifying
Perfect
I cannot have amplified you cannot have amplified he cannot have amplified we cannot have amplified you cannot have amplified they cannot have amplified
V-ing perfect
I cannot have been amplifying you cannot have been amplifying he cannot have been amplifying we cannot have been amplifying you cannot have been amplifying they cannot have been amplifying
Interrogative form
Simple form
can I amplify? can you amplify? can he amplify? can we amplify? can you amplify? can they amplify?
V-ing form
can I be amplifying? can you be amplifying? can he be amplifying? can we be amplifying? can you be amplifying? can they be amplifying?
Perfect
can I have amplified? can you have amplified? can he have amplified? can we have amplified? can you have amplified? can they have amplified?
V-ing perfect
can I have been amplifying? can you have been amplifying? can he have been amplifying? can we have been amplifying? can you have been amplifying? can they have been amplifying?
Interro-negative form
Simple form
can I not amplify? can you not amplify? can he not amplify? can we not amplify? can you not amplify? can they not amplify?
V-ing form
can I not be amplifying? can you not be amplifying? can he not be amplifying? can we not be amplifying? can you not be amplifying? can they not be amplifying?
Perfect
can I not have amplified? can you not have amplified? can he not have amplified? can we not have amplified? can you not have amplified? can they not have amplified?
V-ing perfect
can I not have been amplifying? can you not have been amplifying? can he not have been amplifying? can we not have been amplifying? can you not have been amplifying? can they not have been amplifying?