English verb conjugation CAN CONSTRAIN

Regular verb: constrain - constrained - constrained

Affirmation

Simple form

I can constrain
you can constrain
he can constrain
we can constrain
you can constrain
they can constrain

V-ing form

I can be constraining
you can be constraining
he can be constraining
we can be constraining
you can be constraining
they can be constraining

Perfect

I can have constrained
you can have constrained
he can have constrained
we can have constrained
you can have constrained
they can have constrained

V-ing perfect

I can have been constraining
you can have been constraining
he can have been constraining
we can have been constraining
you can have been constraining
they can have been constraining

Negation

Simple form

I cannot constrain
you cannot constrain
he cannot constrain
we cannot constrain
you cannot constrain
they cannot constrain

V-ing form

I cannot be constraining
you cannot be constraining
he cannot be constraining
we cannot be constraining
you cannot be constraining
they cannot be constraining

Perfect

I cannot have constrained
you cannot have constrained
he cannot have constrained
we cannot have constrained
you cannot have constrained
they cannot have constrained

V-ing perfect

I cannot have been constraining
you cannot have been constraining
he cannot have been constraining
we cannot have been constraining
you cannot have been constraining
they cannot have been constraining

Interrogative form

Simple form

can I constrain?
can you constrain?
can he constrain?
can we constrain?
can you constrain?
can they constrain?

V-ing form

can I be constraining?
can you be constraining?
can he be constraining?
can we be constraining?
can you be constraining?
can they be constraining?

Perfect

can I have constrained?
can you have constrained?
can he have constrained?
can we have constrained?
can you have constrained?
can they have constrained?

V-ing perfect

can I have been constraining?
can you have been constraining?
can he have been constraining?
can we have been constraining?
can you have been constraining?
can they have been constraining?

Interro-negative form

Simple form

can I not constrain?
can you not constrain?
can he not constrain?
can we not constrain?
can you not constrain?
can they not constrain?

V-ing form

can I not be constraining?
can you not be constraining?
can he not be constraining?
can we not be constraining?
can you not be constraining?
can they not be constraining?

Perfect

can I not have constrained?
can you not have constrained?
can he not have constrained?
can we not have constrained?
can you not have constrained?
can they not have constrained?

V-ing perfect

can I not have been constraining?
can you not have been constraining?
can he not have been constraining?
can we not have been constraining?
can you not have been constraining?
can they not have been constraining?

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