English verb conjugation
CAN EXPLAIN

Regular verb: explain - explained - explained

Affirmation

Simple form	V-ing form
I can explain you can explain she can explain we can explain you can explain they can explain	I can be explaining you can be explaining she can be explaining we can be explaining you can be explaining they can be explaining
Perfect	V-ing perfect
I can have explained you can have explained she can have explained we can have explained you can have explained they can have explained	I can have been explaining you can have been explaining she can have been explaining we can have been explaining you can have been explaining they can have been explaining

Negation

Simple form	V-ing form
I cannot explain you cannot explain she cannot explain we cannot explain you cannot explain they cannot explain	I cannot be explaining you cannot be explaining she cannot be explaining we cannot be explaining you cannot be explaining they cannot be explaining
Perfect	V-ing perfect
I cannot have explained you cannot have explained she cannot have explained we cannot have explained you cannot have explained they cannot have explained	I cannot have been explaining you cannot have been explaining she cannot have been explaining we cannot have been explaining you cannot have been explaining they cannot have been explaining

Interrogative form

Simple form	V-ing form
can I explain? can you explain? can she explain? can we explain? can you explain? can they explain?	can I be explaining? can you be explaining? can she be explaining? can we be explaining? can you be explaining? can they be explaining?
Perfect	V-ing perfect
can I have explained? can you have explained? can she have explained? can we have explained? can you have explained? can they have explained?	can I have been explaining? can you have been explaining? can she have been explaining? can we have been explaining? can you have been explaining? can they have been explaining?

Interro-negative form

Simple form	V-ing form
can I not explain? can you not explain? can she not explain? can we not explain? can you not explain? can they not explain?	can I not be explaining? can you not be explaining? can she not be explaining? can we not be explaining? can you not be explaining? can they not be explaining?
Perfect	V-ing perfect
can I not have explained? can you not have explained? can she not have explained? can we not have explained? can you not have explained? can they not have explained?	can I not have been explaining? can you not have been explaining? can she not have been explaining? can we not have been explaining? can you not have been explaining? can they not have been explaining?