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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation COULD ENTER

Regular verb: enter - entered - entered


Affirmation

Simple form
I could enter
you could enter
she could enter
we could enter
you could enter
they could enter
V-ing form
I could be entering
you could be entering
she could be entering
we could be entering
you could be entering
they could be entering
Perfect
I could have entered
you could have entered
she could have entered
we could have entered
you could have entered
they could have entered
V-ing perfect
I could have been entering
you could have been entering
she could have been entering
we could have been entering
you could have been entering
they could have been entering

Negation

Simple form
I couldn't enter
you couldn't enter
she couldn't enter
we couldn't enter
you couldn't enter
they couldn't enter
V-ing form
I couldn't be entering
you couldn't be entering
she couldn't be entering
we couldn't be entering
you couldn't be entering
they couldn't be entering
Perfect
I couldn't have entered
you couldn't have entered
she couldn't have entered
we couldn't have entered
you couldn't have entered
they couldn't have entered
V-ing perfect
I couldn't have been entering
you couldn't have been entering
she couldn't have been entering
we couldn't have been entering
you couldn't have been entering
they couldn't have been entering

Interrogative form

Simple form
could I enter?
could you enter?
could she enter?
could we enter?
could you enter?
could they enter?
V-ing form
could I be entering?
could you be entering?
could she be entering?
could we be entering?
could you be entering?
could they be entering?
Perfect
could I have entered?
could you have entered?
could she have entered?
could we have entered?
could you have entered?
could they have entered?
V-ing perfect
could I have been entering?
could you have been entering?
could she have been entering?
could we have been entering?
could you have been entering?
could they have been entering?

Interro-negative form

Simple form
couldn't I enter?
couldn't you enter?
couldn't she enter?
couldn't we enter?
couldn't you enter?
couldn't they enter?
V-ing form
couldn't I be entering?
couldn't you be entering?
couldn't she be entering?
couldn't we be entering?
couldn't you be entering?
couldn't they be entering?
Perfect
couldn't I have entered?
couldn't you have entered?
couldn't she have entered?
couldn't we have entered?
couldn't you have entered?
couldn't they have entered?
V-ing perfect
couldn't I have been entering?
couldn't you have been entering?
couldn't she have been entering?
couldn't we have been entering?
couldn't you have been entering?
couldn't they have been entering?