English verb conjugation
CAN MULTIPLY

Regular verb: multiply - multiplied - multiplied

Affirmation

Simple form	V-ing form
I can multiply you can multiply he can multiply we can multiply you can multiply they can multiply	I can be multiplying you can be multiplying he can be multiplying we can be multiplying you can be multiplying they can be multiplying
Perfect	V-ing perfect
I can have multiplied you can have multiplied he can have multiplied we can have multiplied you can have multiplied they can have multiplied	I can have been multiplying you can have been multiplying he can have been multiplying we can have been multiplying you can have been multiplying they can have been multiplying

Negation

Simple form	V-ing form
I can't multiply you can't multiply he can't multiply we can't multiply you can't multiply they can't multiply	I can't be multiplying you can't be multiplying he can't be multiplying we can't be multiplying you can't be multiplying they can't be multiplying
Perfect	V-ing perfect
I can't have multiplied you can't have multiplied he can't have multiplied we can't have multiplied you can't have multiplied they can't have multiplied	I can't have been multiplying you can't have been multiplying he can't have been multiplying we can't have been multiplying you can't have been multiplying they can't have been multiplying

Interrogative form

Simple form	V-ing form
can I multiply? can you multiply? can he multiply? can we multiply? can you multiply? can they multiply?	can I be multiplying? can you be multiplying? can he be multiplying? can we be multiplying? can you be multiplying? can they be multiplying?
Perfect	V-ing perfect
can I have multiplied? can you have multiplied? can he have multiplied? can we have multiplied? can you have multiplied? can they have multiplied?	can I have been multiplying? can you have been multiplying? can he have been multiplying? can we have been multiplying? can you have been multiplying? can they have been multiplying?

Interro-negative form

Simple form	V-ing form
can't I multiply? can't you multiply? can't he multiply? can't we multiply? can't you multiply? can't they multiply?	can't I be multiplying? can't you be multiplying? can't he be multiplying? can't we be multiplying? can't you be multiplying? can't they be multiplying?
Perfect	V-ing perfect
can't I have multiplied? can't you have multiplied? can't he have multiplied? can't we have multiplied? can't you have multiplied? can't they have multiplied?	can't I have been multiplying? can't you have been multiplying? can't he have been multiplying? can't we have been multiplying? can't you have been multiplying? can't they have been multiplying?