English verb conjugation
CAN FLOUNDER

Regular verb: flounder - floundered - floundered

Affirmation

Simple form	V-ing form
I can flounder you can flounder he can flounder we can flounder you can flounder they can flounder	I can be floundering you can be floundering he can be floundering we can be floundering you can be floundering they can be floundering
Perfect	V-ing perfect
I can have floundered you can have floundered he can have floundered we can have floundered you can have floundered they can have floundered	I can have been floundering you can have been floundering he can have been floundering we can have been floundering you can have been floundering they can have been floundering

Negation

Simple form	V-ing form
I can't flounder you can't flounder he can't flounder we can't flounder you can't flounder they can't flounder	I can't be floundering you can't be floundering he can't be floundering we can't be floundering you can't be floundering they can't be floundering
Perfect	V-ing perfect
I can't have floundered you can't have floundered he can't have floundered we can't have floundered you can't have floundered they can't have floundered	I can't have been floundering you can't have been floundering he can't have been floundering we can't have been floundering you can't have been floundering they can't have been floundering

Interrogative form

Simple form	V-ing form
can I flounder? can you flounder? can he flounder? can we flounder? can you flounder? can they flounder?	can I be floundering? can you be floundering? can he be floundering? can we be floundering? can you be floundering? can they be floundering?
Perfect	V-ing perfect
can I have floundered? can you have floundered? can he have floundered? can we have floundered? can you have floundered? can they have floundered?	can I have been floundering? can you have been floundering? can he have been floundering? can we have been floundering? can you have been floundering? can they have been floundering?

Interro-negative form

Simple form	V-ing form
can't I flounder? can't you flounder? can't he flounder? can't we flounder? can't you flounder? can't they flounder?	can't I be floundering? can't you be floundering? can't he be floundering? can't we be floundering? can't you be floundering? can't they be floundering?
Perfect	V-ing perfect
can't I have floundered? can't you have floundered? can't he have floundered? can't we have floundered? can't you have floundered? can't they have floundered?	can't I have been floundering? can't you have been floundering? can't he have been floundering? can't we have been floundering? can't you have been floundering? can't they have been floundering?