English verb conjugation
CAN WAGGLE

Regular verb: waggle - waggled - waggled

Affirmation

Simple form	V-ing form
I can waggle you can waggle she can waggle we can waggle you can waggle they can waggle	I can be waggling you can be waggling she can be waggling we can be waggling you can be waggling they can be waggling
Perfect	V-ing perfect
I can have waggled you can have waggled she can have waggled we can have waggled you can have waggled they can have waggled	I can have been waggling you can have been waggling she can have been waggling we can have been waggling you can have been waggling they can have been waggling

Negation

Simple form	V-ing form
I can't waggle you can't waggle she can't waggle we can't waggle you can't waggle they can't waggle	I can't be waggling you can't be waggling she can't be waggling we can't be waggling you can't be waggling they can't be waggling
Perfect	V-ing perfect
I can't have waggled you can't have waggled she can't have waggled we can't have waggled you can't have waggled they can't have waggled	I can't have been waggling you can't have been waggling she can't have been waggling we can't have been waggling you can't have been waggling they can't have been waggling

Interrogative form

Simple form	V-ing form
can I waggle? can you waggle? can she waggle? can we waggle? can you waggle? can they waggle?	can I be waggling? can you be waggling? can she be waggling? can we be waggling? can you be waggling? can they be waggling?
Perfect	V-ing perfect
can I have waggled? can you have waggled? can she have waggled? can we have waggled? can you have waggled? can they have waggled?	can I have been waggling? can you have been waggling? can she have been waggling? can we have been waggling? can you have been waggling? can they have been waggling?

Interro-negative form

Simple form	V-ing form
can't I waggle? can't you waggle? can't she waggle? can't we waggle? can't you waggle? can't they waggle?	can't I be waggling? can't you be waggling? can't she be waggling? can't we be waggling? can't you be waggling? can't they be waggling?
Perfect	V-ing perfect
can't I have waggled? can't you have waggled? can't she have waggled? can't we have waggled? can't you have waggled? can't they have waggled?	can't I have been waggling? can't you have been waggling? can't she have been waggling? can't we have been waggling? can't you have been waggling? can't they have been waggling?