English verb conjugation
COULD WONDER

Regular verb: wonder - wondered - wondered

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

Simple form	V-ing form
couldn't I wonder? couldn't you wonder? couldn't he wonder? couldn't we wonder? couldn't you wonder? couldn't they wonder?	couldn't I be wondering? couldn't you be wondering? couldn't he be wondering? couldn't we be wondering? couldn't you be wondering? couldn't they be wondering?
Perfect	V-ing perfect
couldn't I have wondered? couldn't you have wondered? couldn't he have wondered? couldn't we have wondered? couldn't you have wondered? couldn't they have wondered?	couldn't I have been wondering? couldn't you have been wondering? couldn't he have been wondering? couldn't we have been wondering? couldn't you have been wondering? couldn't they have been wondering?