I can deceive you can deceive he can deceive we can deceive you can deceive they can deceive
V-ing form
I can be deceiving you can be deceiving he can be deceiving we can be deceiving you can be deceiving they can be deceiving
Perfect
I can have deceived you can have deceived he can have deceived we can have deceived you can have deceived they can have deceived
V-ing perfect
I can have been deceiving you can have been deceiving he can have been deceiving we can have been deceiving you can have been deceiving they can have been deceiving
Negation
Simple form
I can't deceive you can't deceive he can't deceive we can't deceive you can't deceive they can't deceive
V-ing form
I can't be deceiving you can't be deceiving he can't be deceiving we can't be deceiving you can't be deceiving they can't be deceiving
Perfect
I can't have deceived you can't have deceived he can't have deceived we can't have deceived you can't have deceived they can't have deceived
V-ing perfect
I can't have been deceiving you can't have been deceiving he can't have been deceiving we can't have been deceiving you can't have been deceiving they can't have been deceiving
Interrogative form
Simple form
can I deceive? can you deceive? can he deceive? can we deceive? can you deceive? can they deceive?
V-ing form
can I be deceiving? can you be deceiving? can he be deceiving? can we be deceiving? can you be deceiving? can they be deceiving?
Perfect
can I have deceived? can you have deceived? can he have deceived? can we have deceived? can you have deceived? can they have deceived?
V-ing perfect
can I have been deceiving? can you have been deceiving? can he have been deceiving? can we have been deceiving? can you have been deceiving? can they have been deceiving?
Interro-negative form
Simple form
can't I deceive? can't you deceive? can't he deceive? can't we deceive? can't you deceive? can't they deceive?
V-ing form
can't I be deceiving? can't you be deceiving? can't he be deceiving? can't we be deceiving? can't you be deceiving? can't they be deceiving?
Perfect
can't I have deceived? can't you have deceived? can't he have deceived? can't we have deceived? can't you have deceived? can't they have deceived?
V-ing perfect
can't I have been deceiving? can't you have been deceiving? can't he have been deceiving? can't we have been deceiving? can't you have been deceiving? can't they have been deceiving?