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Other forms to quack ? | do not quack | female gender | contraction
Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation TO QUACK

Regular verb: quack - quacked - quacked

Indicative

Present
I quack
you quack
he quacks
we quack
you quack
they quack
Present continuous
I am quacking
you are quacking
he is quacking
we are quacking
you are quacking
they are quacking
Preterite
I quacked
you quacked
he quacked
we quacked
you quacked
they quacked
Preterite continuous
I was quacking
you were quacking
he was quacking
we were quacking
you were quacking
they were quacking
Present perfect
I have quacked
you have quacked
he has quacked
we have quacked
you have quacked
they have quacked
Present perfect continuous
I have been quacking
you have been quacking
he has been quacking
we have been quacking
you have been quacking
they have been quacking
Pluperfect
I had quacked
you had quacked
he had quacked
we had quacked
you had quacked
they had quacked
Pluperfect continuous
I had been quacking
you had been quacking
he had been quacking
we had been quacking
you had been quacking
they had been quacking
Future
I will quack
you will quack
he will quack
we will quack
you will quack
they will quack
Future continuous
I will be quacking
you will be quacking
he will be quacking
we will be quacking
you will be quacking
they will be quacking
Future perfect
I will have quacked
you will have quacked
he will have quacked
we will have quacked
you will have quacked
they will have quacked
Future perfect continuous
I will have been quacking
you will have been quacking
he will have been quacking
we will have been quacking
you will have been quacking
they will have been quacking

Conditional

Present
I would quack
you would quack
he would quack
we would quack
you would quack
they would quack
Present continuous
I would be quacking
you would be quacking
he would be quacking
we would be quacking
you would be quacking
they would be quacking
Past
I would have quacked
you would have quacked
he would have quacked
we would have quacked
you would have quacked
they would have quacked
Past continuous
I would have been quacking
you would have been quacking
he would have been quacking
we would have been quacking
you would have been quacking
they would have been quacking

Imperative

Imperative
quack
Let's quack
quack
 
 
 

Infinitive

Infinitive
to quack
 
 
 

Participle

Present
quacking
Past
quacked