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 cannot gamble you cannot gamble he cannot gamble we cannot gamble you cannot gamble they cannot gamble	I cannot be gambling you cannot be gambling he cannot be gambling we cannot be gambling you cannot be gambling they cannot be gambling
Perfect	V-ing perfect
I cannot have gambled you cannot have gambled he cannot have gambled we cannot have gambled you cannot have gambled they cannot have gambled	I cannot have been gambling you cannot have been gambling he cannot have been gambling we cannot have been gambling you cannot have been gambling they cannot 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 I not gamble? can you not gamble? can he not gamble? can we not gamble? can you not gamble? can they not gamble?	can I not be gambling? can you not be gambling? can he not be gambling? can we not be gambling? can you not be gambling? can they not be gambling?
Perfect	V-ing perfect
can I not have gambled? can you not have gambled? can he not have gambled? can we not have gambled? can you not have gambled? can they not have gambled?	can I not have been gambling? can you not have been gambling? can he not have been gambling? can we not have been gambling? can you not have been gambling? can they not have been gambling?