English verb conjugation
CAN FLABBERGAST

Regular verb: flabbergast - flabbergasted - flabbergasted

Affirmation

Simple form	V-ing form
I can flabbergast you can flabbergast he can flabbergast we can flabbergast you can flabbergast they can flabbergast	I can be flabbergasting you can be flabbergasting he can be flabbergasting we can be flabbergasting you can be flabbergasting they can be flabbergasting
Perfect	V-ing perfect
I can have flabbergasted you can have flabbergasted he can have flabbergasted we can have flabbergasted you can have flabbergasted they can have flabbergasted	I can have been flabbergasting you can have been flabbergasting he can have been flabbergasting we can have been flabbergasting you can have been flabbergasting they can have been flabbergasting

Negation

Simple form	V-ing form
I can't flabbergast you can't flabbergast he can't flabbergast we can't flabbergast you can't flabbergast they can't flabbergast	I can't be flabbergasting you can't be flabbergasting he can't be flabbergasting we can't be flabbergasting you can't be flabbergasting they can't be flabbergasting
Perfect	V-ing perfect
I can't have flabbergasted you can't have flabbergasted he can't have flabbergasted we can't have flabbergasted you can't have flabbergasted they can't have flabbergasted	I can't have been flabbergasting you can't have been flabbergasting he can't have been flabbergasting we can't have been flabbergasting you can't have been flabbergasting they can't have been flabbergasting

Interrogative form

Simple form	V-ing form
can I flabbergast? can you flabbergast? can he flabbergast? can we flabbergast? can you flabbergast? can they flabbergast?	can I be flabbergasting? can you be flabbergasting? can he be flabbergasting? can we be flabbergasting? can you be flabbergasting? can they be flabbergasting?
Perfect	V-ing perfect
can I have flabbergasted? can you have flabbergasted? can he have flabbergasted? can we have flabbergasted? can you have flabbergasted? can they have flabbergasted?	can I have been flabbergasting? can you have been flabbergasting? can he have been flabbergasting? can we have been flabbergasting? can you have been flabbergasting? can they have been flabbergasting?

Interro-negative form

Simple form	V-ing form
can't I flabbergast? can't you flabbergast? can't he flabbergast? can't we flabbergast? can't you flabbergast? can't they flabbergast?	can't I be flabbergasting? can't you be flabbergasting? can't he be flabbergasting? can't we be flabbergasting? can't you be flabbergasting? can't they be flabbergasting?
Perfect	V-ing perfect
can't I have flabbergasted? can't you have flabbergasted? can't he have flabbergasted? can't we have flabbergasted? can't you have flabbergasted? can't they have flabbergasted?	can't I have been flabbergasting? can't you have been flabbergasting? can't he have been flabbergasting? can't we have been flabbergasting? can't you have been flabbergasting? can't they have been flabbergasting?