English verb conjugation COULD ENDANGER

Regular verb: endanger - endangered - endangered

Affirmation

Simple form

I could endanger
you could endanger
she could endanger
we could endanger
you could endanger
they could endanger

V-ing form

I could be endangering
you could be endangering
she could be endangering
we could be endangering
you could be endangering
they could be endangering

Perfect

I could have endangered
you could have endangered
she could have endangered
we could have endangered
you could have endangered
they could have endangered

V-ing perfect

I could have been endangering
you could have been endangering
she could have been endangering
we could have been endangering
you could have been endangering
they could have been endangering

Negation

Simple form

I couldn't endanger
you couldn't endanger
she couldn't endanger
we couldn't endanger
you couldn't endanger
they couldn't endanger

V-ing form

I couldn't be endangering
you couldn't be endangering
she couldn't be endangering
we couldn't be endangering
you couldn't be endangering
they couldn't be endangering

Perfect

I couldn't have endangered
you couldn't have endangered
she couldn't have endangered
we couldn't have endangered
you couldn't have endangered
they couldn't have endangered

V-ing perfect

I couldn't have been endangering
you couldn't have been endangering
she couldn't have been endangering
we couldn't have been endangering
you couldn't have been endangering
they couldn't have been endangering

Interrogative form

Simple form

could I endanger?
could you endanger?
could she endanger?
could we endanger?
could you endanger?
could they endanger?

V-ing form

could I be endangering?
could you be endangering?
could she be endangering?
could we be endangering?
could you be endangering?
could they be endangering?

Perfect

could I have endangered?
could you have endangered?
could she have endangered?
could we have endangered?
could you have endangered?
could they have endangered?

V-ing perfect

could I have been endangering?
could you have been endangering?
could she have been endangering?
could we have been endangering?
could you have been endangering?
could they have been endangering?

Interro-negative form

Simple form

couldn't I endanger?
couldn't you endanger?
couldn't she endanger?
couldn't we endanger?
couldn't you endanger?
couldn't they endanger?

V-ing form

couldn't I be endangering?
couldn't you be endangering?
couldn't she be endangering?
couldn't we be endangering?
couldn't you be endangering?
couldn't they be endangering?

Perfect

couldn't I have endangered?
couldn't you have endangered?
couldn't she have endangered?
couldn't we have endangered?
couldn't you have endangered?
couldn't they have endangered?

V-ing perfect

couldn't I have been endangering?
couldn't you have been endangering?
couldn't she have been endangering?
couldn't we have been endangering?
couldn't you have been endangering?
couldn't they have been endangering?

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