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 can't amplify you can't amplify he can't amplify we can't amplify you can't amplify they can't amplify
V-ing form
I can't be amplifying you can't be amplifying he can't be amplifying we can't be amplifying you can't be amplifying they can't be amplifying
Perfect
I can't have amplified you can't have amplified he can't have amplified we can't have amplified you can't have amplified they can't have amplified
V-ing perfect
I can't have been amplifying you can't have been amplifying he can't have been amplifying we can't have been amplifying you can't have been amplifying they can't 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't I amplify? can't you amplify? can't he amplify? can't we amplify? can't you amplify? can't they amplify?
V-ing form
can't I be amplifying? can't you be amplifying? can't he be amplifying? can't we be amplifying? can't you be amplifying? can't they be amplifying?
Perfect
can't I have amplified? can't you have amplified? can't he have amplified? can't we have amplified? can't you have amplified? can't they have amplified?
V-ing perfect
can't I have been amplifying? can't you have been amplifying? can't he have been amplifying? can't we have been amplifying? can't you have been amplifying? can't they have been amplifying?