English verb conjugation
CAN BLUNDER

Regular verb: blunder - blundered - blundered

Affirmation

Simple form	V-ing form
I can blunder you can blunder he can blunder we can blunder you can blunder they can blunder	I can be blundering you can be blundering he can be blundering we can be blundering you can be blundering they can be blundering
Perfect	V-ing perfect
I can have blundered you can have blundered he can have blundered we can have blundered you can have blundered they can have blundered	I can have been blundering you can have been blundering he can have been blundering we can have been blundering you can have been blundering they can have been blundering

Negation

Simple form	V-ing form
I can't blunder you can't blunder he can't blunder we can't blunder you can't blunder they can't blunder	I can't be blundering you can't be blundering he can't be blundering we can't be blundering you can't be blundering they can't be blundering
Perfect	V-ing perfect
I can't have blundered you can't have blundered he can't have blundered we can't have blundered you can't have blundered they can't have blundered	I can't have been blundering you can't have been blundering he can't have been blundering we can't have been blundering you can't have been blundering they can't have been blundering

Interrogative form

Simple form	V-ing form
can I blunder? can you blunder? can he blunder? can we blunder? can you blunder? can they blunder?	can I be blundering? can you be blundering? can he be blundering? can we be blundering? can you be blundering? can they be blundering?
Perfect	V-ing perfect
can I have blundered? can you have blundered? can he have blundered? can we have blundered? can you have blundered? can they have blundered?	can I have been blundering? can you have been blundering? can he have been blundering? can we have been blundering? can you have been blundering? can they have been blundering?

Interro-negative form

Simple form	V-ing form
can't I blunder? can't you blunder? can't he blunder? can't we blunder? can't you blunder? can't they blunder?	can't I be blundering? can't you be blundering? can't he be blundering? can't we be blundering? can't you be blundering? can't they be blundering?
Perfect	V-ing perfect
can't I have blundered? can't you have blundered? can't he have blundered? can't we have blundered? can't you have blundered? can't they have blundered?	can't I have been blundering? can't you have been blundering? can't he have been blundering? can't we have been blundering? can't you have been blundering? can't they have been blundering?