Regular verb: transfer - transferred - transferred
Affirmation
Simple form
I could transfer you could transfer he could transfer we could transfer you could transfer they could transfer
V-ing form
I could be transferring you could be transferring he could be transferring we could be transferring you could be transferring they could be transferring
Perfect
I could have transferred you could have transferred he could have transferred we could have transferred you could have transferred they could have transferred
V-ing perfect
I could have been transferring you could have been transferring he could have been transferring we could have been transferring you could have been transferring they could have been transferring
Negation
Simple form
I couldn't transfer you couldn't transfer he couldn't transfer we couldn't transfer you couldn't transfer they couldn't transfer
V-ing form
I couldn't be transferring you couldn't be transferring he couldn't be transferring we couldn't be transferring you couldn't be transferring they couldn't be transferring
Perfect
I couldn't have transferred you couldn't have transferred he couldn't have transferred we couldn't have transferred you couldn't have transferred they couldn't have transferred
V-ing perfect
I couldn't have been transferring you couldn't have been transferring he couldn't have been transferring we couldn't have been transferring you couldn't have been transferring they couldn't have been transferring
Interrogative form
Simple form
could I transfer? could you transfer? could he transfer? could we transfer? could you transfer? could they transfer?
V-ing form
could I be transferring? could you be transferring? could he be transferring? could we be transferring? could you be transferring? could they be transferring?
Perfect
could I have transferred? could you have transferred? could he have transferred? could we have transferred? could you have transferred? could they have transferred?
V-ing perfect
could I have been transferring? could you have been transferring? could he have been transferring? could we have been transferring? could you have been transferring? could they have been transferring?
Interro-negative form
Simple form
couldn't I transfer? couldn't you transfer? couldn't he transfer? couldn't we transfer? couldn't you transfer? couldn't they transfer?
V-ing form
couldn't I be transferring? couldn't you be transferring? couldn't he be transferring? couldn't we be transferring? couldn't you be transferring? couldn't they be transferring?
Perfect
couldn't I have transferred? couldn't you have transferred? couldn't he have transferred? couldn't we have transferred? couldn't you have transferred? couldn't they have transferred?
V-ing perfect
couldn't I have been transferring? couldn't you have been transferring? couldn't he have been transferring? couldn't we have been transferring? couldn't you have been transferring? couldn't they have been transferring?