English verb conjugation
CAN BOBSLED

Regular verb: bobsled - bobsleded - bobsleded

Affirmation

Simple form	V-ing form
I can bobsled you can bobsled she can bobsled we can bobsled you can bobsled they can bobsled	I can be bobsleding you can be bobsleding she can be bobsleding we can be bobsleding you can be bobsleding they can be bobsleding
Perfect	V-ing perfect
I can have bobsleded you can have bobsleded she can have bobsleded we can have bobsleded you can have bobsleded they can have bobsleded	I can have been bobsleding you can have been bobsleding she can have been bobsleding we can have been bobsleding you can have been bobsleding they can have been bobsleding

Negation

Simple form	V-ing form
I can't bobsled you can't bobsled she can't bobsled we can't bobsled you can't bobsled they can't bobsled	I can't be bobsleding you can't be bobsleding she can't be bobsleding we can't be bobsleding you can't be bobsleding they can't be bobsleding
Perfect	V-ing perfect
I can't have bobsleded you can't have bobsleded she can't have bobsleded we can't have bobsleded you can't have bobsleded they can't have bobsleded	I can't have been bobsleding you can't have been bobsleding she can't have been bobsleding we can't have been bobsleding you can't have been bobsleding they can't have been bobsleding

Interrogative form

Simple form	V-ing form
can I bobsled? can you bobsled? can she bobsled? can we bobsled? can you bobsled? can they bobsled?	can I be bobsleding? can you be bobsleding? can she be bobsleding? can we be bobsleding? can you be bobsleding? can they be bobsleding?
Perfect	V-ing perfect
can I have bobsleded? can you have bobsleded? can she have bobsleded? can we have bobsleded? can you have bobsleded? can they have bobsleded?	can I have been bobsleding? can you have been bobsleding? can she have been bobsleding? can we have been bobsleding? can you have been bobsleding? can they have been bobsleding?

Interro-negative form

Simple form	V-ing form
can't I bobsled? can't you bobsled? can't she bobsled? can't we bobsled? can't you bobsled? can't they bobsled?	can't I be bobsleding? can't you be bobsleding? can't she be bobsleding? can't we be bobsleding? can't you be bobsleding? can't they be bobsleding?
Perfect	V-ing perfect
can't I have bobsleded? can't you have bobsleded? can't she have bobsleded? can't we have bobsleded? can't you have bobsleded? can't they have bobsleded?	can't I have been bobsleding? can't you have been bobsleding? can't she have been bobsleding? can't we have been bobsleding? can't you have been bobsleding? can't they have been bobsleding?