English verb conjugation
CAN SKIP

Regular verb: skip - skipped - skipped

Affirmation

Simple form	V-ing form
I can skip you can skip he can skip we can skip you can skip they can skip	I can be skipping you can be skipping he can be skipping we can be skipping you can be skipping they can be skipping
Perfect	V-ing perfect
I can have skipped you can have skipped he can have skipped we can have skipped you can have skipped they can have skipped	I can have been skipping you can have been skipping he can have been skipping we can have been skipping you can have been skipping they can have been skipping

Negation

Simple form	V-ing form
I cannot skip you cannot skip he cannot skip we cannot skip you cannot skip they cannot skip	I cannot be skipping you cannot be skipping he cannot be skipping we cannot be skipping you cannot be skipping they cannot be skipping
Perfect	V-ing perfect
I cannot have skipped you cannot have skipped he cannot have skipped we cannot have skipped you cannot have skipped they cannot have skipped	I cannot have been skipping you cannot have been skipping he cannot have been skipping we cannot have been skipping you cannot have been skipping they cannot have been skipping

Interrogative form

Simple form	V-ing form
can I skip? can you skip? can he skip? can we skip? can you skip? can they skip?	can I be skipping? can you be skipping? can he be skipping? can we be skipping? can you be skipping? can they be skipping?
Perfect	V-ing perfect
can I have skipped? can you have skipped? can he have skipped? can we have skipped? can you have skipped? can they have skipped?	can I have been skipping? can you have been skipping? can he have been skipping? can we have been skipping? can you have been skipping? can they have been skipping?

Interro-negative form

Simple form	V-ing form
can I not skip? can you not skip? can he not skip? can we not skip? can you not skip? can they not skip?	can I not be skipping? can you not be skipping? can he not be skipping? can we not be skipping? can you not be skipping? can they not be skipping?
Perfect	V-ing perfect
can I not have skipped? can you not have skipped? can he not have skipped? can we not have skipped? can you not have skipped? can they not have skipped?	can I not have been skipping? can you not have been skipping? can he not have been skipping? can we not have been skipping? can you not have been skipping? can they not have been skipping?