English verb conjugation
CAN SPARKLE

Regular verb: sparkle - sparkled - sparkled

Affirmation

Simple form	V-ing form
I can sparkle you can sparkle he can sparkle we can sparkle you can sparkle they can sparkle	I can be sparkling you can be sparkling he can be sparkling we can be sparkling you can be sparkling they can be sparkling
Perfect	V-ing perfect
I can have sparkled you can have sparkled he can have sparkled we can have sparkled you can have sparkled they can have sparkled	I can have been sparkling you can have been sparkling he can have been sparkling we can have been sparkling you can have been sparkling they can have been sparkling

Negation

Simple form	V-ing form
I can't sparkle you can't sparkle he can't sparkle we can't sparkle you can't sparkle they can't sparkle	I can't be sparkling you can't be sparkling he can't be sparkling we can't be sparkling you can't be sparkling they can't be sparkling
Perfect	V-ing perfect
I can't have sparkled you can't have sparkled he can't have sparkled we can't have sparkled you can't have sparkled they can't have sparkled	I can't have been sparkling you can't have been sparkling he can't have been sparkling we can't have been sparkling you can't have been sparkling they can't have been sparkling

Interrogative form

Simple form	V-ing form
can I sparkle? can you sparkle? can he sparkle? can we sparkle? can you sparkle? can they sparkle?	can I be sparkling? can you be sparkling? can he be sparkling? can we be sparkling? can you be sparkling? can they be sparkling?
Perfect	V-ing perfect
can I have sparkled? can you have sparkled? can he have sparkled? can we have sparkled? can you have sparkled? can they have sparkled?	can I have been sparkling? can you have been sparkling? can he have been sparkling? can we have been sparkling? can you have been sparkling? can they have been sparkling?

Interro-negative form

Simple form	V-ing form
can't I sparkle? can't you sparkle? can't he sparkle? can't we sparkle? can't you sparkle? can't they sparkle?	can't I be sparkling? can't you be sparkling? can't he be sparkling? can't we be sparkling? can't you be sparkling? can't they be sparkling?
Perfect	V-ing perfect
can't I have sparkled? can't you have sparkled? can't he have sparkled? can't we have sparkled? can't you have sparkled? can't they have sparkled?	can't I have been sparkling? can't you have been sparkling? can't he have been sparkling? can't we have been sparkling? can't you have been sparkling? can't they have been sparkling?