English verb conjugation
CAN SPRUCE

Regular verb: spruce - spruced - spruced

Affirmation

Simple form	V-ing form
I can spruce you can spruce he can spruce we can spruce you can spruce they can spruce	I can be sprucing you can be sprucing he can be sprucing we can be sprucing you can be sprucing they can be sprucing
Perfect	V-ing perfect
I can have spruced you can have spruced he can have spruced we can have spruced you can have spruced they can have spruced	I can have been sprucing you can have been sprucing he can have been sprucing we can have been sprucing you can have been sprucing they can have been sprucing

Negation

Simple form	V-ing form
I can't spruce you can't spruce he can't spruce we can't spruce you can't spruce they can't spruce	I can't be sprucing you can't be sprucing he can't be sprucing we can't be sprucing you can't be sprucing they can't be sprucing
Perfect	V-ing perfect
I can't have spruced you can't have spruced he can't have spruced we can't have spruced you can't have spruced they can't have spruced	I can't have been sprucing you can't have been sprucing he can't have been sprucing we can't have been sprucing you can't have been sprucing they can't have been sprucing

Interrogative form

Simple form	V-ing form
can I spruce? can you spruce? can he spruce? can we spruce? can you spruce? can they spruce?	can I be sprucing? can you be sprucing? can he be sprucing? can we be sprucing? can you be sprucing? can they be sprucing?
Perfect	V-ing perfect
can I have spruced? can you have spruced? can he have spruced? can we have spruced? can you have spruced? can they have spruced?	can I have been sprucing? can you have been sprucing? can he have been sprucing? can we have been sprucing? can you have been sprucing? can they have been sprucing?

Interro-negative form

Simple form	V-ing form
can't I spruce? can't you spruce? can't he spruce? can't we spruce? can't you spruce? can't they spruce?	can't I be sprucing? can't you be sprucing? can't he be sprucing? can't we be sprucing? can't you be sprucing? can't they be sprucing?
Perfect	V-ing perfect
can't I have spruced? can't you have spruced? can't he have spruced? can't we have spruced? can't you have spruced? can't they have spruced?	can't I have been sprucing? can't you have been sprucing? can't he have been sprucing? can't we have been sprucing? can't you have been sprucing? can't they have been sprucing?