English verb conjugation CAN ALERT

Regular verb: alert - alerted - alerted

Affirmation

Simple form

I can alert
you can alert
she can alert
we can alert
you can alert
they can alert

V-ing form

I can be alerting
you can be alerting
she can be alerting
we can be alerting
you can be alerting
they can be alerting

Perfect

I can have alerted
you can have alerted
she can have alerted
we can have alerted
you can have alerted
they can have alerted

V-ing perfect

I can have been alerting
you can have been alerting
she can have been alerting
we can have been alerting
you can have been alerting
they can have been alerting

Negation

Simple form

I can't alert
you can't alert
she can't alert
we can't alert
you can't alert
they can't alert

V-ing form

I can't be alerting
you can't be alerting
she can't be alerting
we can't be alerting
you can't be alerting
they can't be alerting

Perfect

I can't have alerted
you can't have alerted
she can't have alerted
we can't have alerted
you can't have alerted
they can't have alerted

V-ing perfect

I can't have been alerting
you can't have been alerting
she can't have been alerting
we can't have been alerting
you can't have been alerting
they can't have been alerting

Interrogative form

Simple form

can I alert?
can you alert?
can she alert?
can we alert?
can you alert?
can they alert?

V-ing form

can I be alerting?
can you be alerting?
can she be alerting?
can we be alerting?
can you be alerting?
can they be alerting?

Perfect

can I have alerted?
can you have alerted?
can she have alerted?
can we have alerted?
can you have alerted?
can they have alerted?

V-ing perfect

can I have been alerting?
can you have been alerting?
can she have been alerting?
can we have been alerting?
can you have been alerting?
can they have been alerting?

Interro-negative form

Simple form

can't I alert?
can't you alert?
can't she alert?
can't we alert?
can't you alert?
can't they alert?

V-ing form

can't I be alerting?
can't you be alerting?
can't she be alerting?
can't we be alerting?
can't you be alerting?
can't they be alerting?

Perfect

can't I have alerted?
can't you have alerted?
can't she have alerted?
can't we have alerted?
can't you have alerted?
can't they have alerted?

V-ing perfect

can't I have been alerting?
can't you have been alerting?
can't she have been alerting?
can't we have been alerting?
can't you have been alerting?
can't they have been alerting?

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