English verb conjugation
CAN WONDER

Regular verb: wonder - wondered - wondered

Affirmation

Simple form	V-ing form
I can wonder you can wonder he can wonder we can wonder you can wonder they can wonder	I can be wondering you can be wondering he can be wondering we can be wondering you can be wondering they can be wondering
Perfect	V-ing perfect
I can have wondered you can have wondered he can have wondered we can have wondered you can have wondered they can have wondered	I can have been wondering you can have been wondering he can have been wondering we can have been wondering you can have been wondering they can have been wondering

Negation

Simple form	V-ing form
I cannot wonder you cannot wonder he cannot wonder we cannot wonder you cannot wonder they cannot wonder	I cannot be wondering you cannot be wondering he cannot be wondering we cannot be wondering you cannot be wondering they cannot be wondering
Perfect	V-ing perfect
I cannot have wondered you cannot have wondered he cannot have wondered we cannot have wondered you cannot have wondered they cannot have wondered	I cannot have been wondering you cannot have been wondering he cannot have been wondering we cannot have been wondering you cannot have been wondering they cannot have been wondering

Interrogative form

Simple form	V-ing form
can I wonder? can you wonder? can he wonder? can we wonder? can you wonder? can they wonder?	can I be wondering? can you be wondering? can he be wondering? can we be wondering? can you be wondering? can they be wondering?
Perfect	V-ing perfect
can I have wondered? can you have wondered? can he have wondered? can we have wondered? can you have wondered? can they have wondered?	can I have been wondering? can you have been wondering? can he have been wondering? can we have been wondering? can you have been wondering? can they have been wondering?

Interro-negative form

Simple form	V-ing form
can I not wonder? can you not wonder? can he not wonder? can we not wonder? can you not wonder? can they not wonder?	can I not be wondering? can you not be wondering? can he not be wondering? can we not be wondering? can you not be wondering? can they not be wondering?
Perfect	V-ing perfect
can I not have wondered? can you not have wondered? can he not have wondered? can we not have wondered? can you not have wondered? can they not have wondered?	can I not have been wondering? can you not have been wondering? can he not have been wondering? can we not have been wondering? can you not have been wondering? can they not have been wondering?