English verb conjugation
CAN SPRUCE

Regular verb: spruce - spruced - spruced

Affirmation

Simple form	V-ing form
I can spruce you can spruce she can spruce we can spruce you can spruce they can spruce	I can be sprucing you can be sprucing she 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 she 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 she 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 cannot spruce you cannot spruce she cannot spruce we cannot spruce you cannot spruce they cannot spruce	I cannot be sprucing you cannot be sprucing she cannot be sprucing we cannot be sprucing you cannot be sprucing they cannot be sprucing
Perfect	V-ing perfect
I cannot have spruced you cannot have spruced she cannot have spruced we cannot have spruced you cannot have spruced they cannot have spruced	I cannot have been sprucing you cannot have been sprucing she cannot have been sprucing we cannot have been sprucing you cannot have been sprucing they cannot have been sprucing

Interrogative form

Simple form	V-ing form
can I spruce? can you spruce? can she spruce? can we spruce? can you spruce? can they spruce?	can I be sprucing? can you be sprucing? can she 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 she 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 she 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 I not spruce? can you not spruce? can she not spruce? can we not spruce? can you not spruce? can they not spruce?	can I not be sprucing? can you not be sprucing? can she not be sprucing? can we not be sprucing? can you not be sprucing? can they not be sprucing?
Perfect	V-ing perfect
can I not have spruced? can you not have spruced? can she not have spruced? can we not have spruced? can you not have spruced? can they not have spruced?	can I not have been sprucing? can you not have been sprucing? can she not have been sprucing? can we not have been sprucing? can you not have been sprucing? can they not have been sprucing?