English verb conjugation
CAN CRY

Regular verb: cry - cried - cried

Affirmation

Simple form	V-ing form
I can cry you can cry he can cry we can cry you can cry they can cry	I can be crying you can be crying he can be crying we can be crying you can be crying they can be crying
Perfect	V-ing perfect
I can have cried you can have cried he can have cried we can have cried you can have cried they can have cried	I can have been crying you can have been crying he can have been crying we can have been crying you can have been crying they can have been crying

Negation

Simple form	V-ing form
I cannot cry you cannot cry he cannot cry we cannot cry you cannot cry they cannot cry	I cannot be crying you cannot be crying he cannot be crying we cannot be crying you cannot be crying they cannot be crying
Perfect	V-ing perfect
I cannot have cried you cannot have cried he cannot have cried we cannot have cried you cannot have cried they cannot have cried	I cannot have been crying you cannot have been crying he cannot have been crying we cannot have been crying you cannot have been crying they cannot have been crying

Interrogative form

Simple form	V-ing form
can I cry? can you cry? can he cry? can we cry? can you cry? can they cry?	can I be crying? can you be crying? can he be crying? can we be crying? can you be crying? can they be crying?
Perfect	V-ing perfect
can I have cried? can you have cried? can he have cried? can we have cried? can you have cried? can they have cried?	can I have been crying? can you have been crying? can he have been crying? can we have been crying? can you have been crying? can they have been crying?

Interro-negative form

Simple form	V-ing form
can I not cry? can you not cry? can he not cry? can we not cry? can you not cry? can they not cry?	can I not be crying? can you not be crying? can he not be crying? can we not be crying? can you not be crying? can they not be crying?
Perfect	V-ing perfect
can I not have cried? can you not have cried? can he not have cried? can we not have cried? can you not have cried? can they not have cried?	can I not have been crying? can you not have been crying? can he not have been crying? can we not have been crying? can you not have been crying? can they not have been crying?