English verb conjugation
CAN GAMBLE

Regular verb: gamble - gambled - gambled

Affirmation

Simple form	V-ing form
I can gamble you can gamble he can gamble we can gamble you can gamble they can gamble	I can be gambling you can be gambling he can be gambling we can be gambling you can be gambling they can be gambling
Perfect	V-ing perfect
I can have gambled you can have gambled he can have gambled we can have gambled you can have gambled they can have gambled	I can have been gambling you can have been gambling he can have been gambling we can have been gambling you can have been gambling they can have been gambling

Negation

Simple form	V-ing form
I can't gamble you can't gamble he can't gamble we can't gamble you can't gamble they can't gamble	I can't be gambling you can't be gambling he can't be gambling we can't be gambling you can't be gambling they can't be gambling
Perfect	V-ing perfect
I can't have gambled you can't have gambled he can't have gambled we can't have gambled you can't have gambled they can't have gambled	I can't have been gambling you can't have been gambling he can't have been gambling we can't have been gambling you can't have been gambling they can't have been gambling

Interrogative form

Simple form	V-ing form
can I gamble? can you gamble? can he gamble? can we gamble? can you gamble? can they gamble?	can I be gambling? can you be gambling? can he be gambling? can we be gambling? can you be gambling? can they be gambling?
Perfect	V-ing perfect
can I have gambled? can you have gambled? can he have gambled? can we have gambled? can you have gambled? can they have gambled?	can I have been gambling? can you have been gambling? can he have been gambling? can we have been gambling? can you have been gambling? can they have been gambling?

Interro-negative form

Simple form	V-ing form
can't I gamble? can't you gamble? can't he gamble? can't we gamble? can't you gamble? can't they gamble?	can't I be gambling? can't you be gambling? can't he be gambling? can't we be gambling? can't you be gambling? can't they be gambling?
Perfect	V-ing perfect
can't I have gambled? can't you have gambled? can't he have gambled? can't we have gambled? can't you have gambled? can't they have gambled?	can't I have been gambling? can't you have been gambling? can't he have been gambling? can't we have been gambling? can't you have been gambling? can't they have been gambling?