to knock
Regular verb: knock - knocked- knocked

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I knock
you knock
she knocks
we knock
you knock
they knock 	Iamknocking
youareknocking
sheisknocking
weareknocking
youareknocking
theyareknocking	I knocked
you knocked
she knocked
we knocked
you knocked
they knocked	Iwasknocking
youwereknocking
shewasknocking
wewereknocking
youwereknocking
theywereknocking	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I have knocked
you have knocked
she has knocked
we have knocked
you have knocked
they have knocked	I have been knocking
you have been knocking
shehasbeen knocking
we have been knocking
you have been knocking
they have been knocking	I had knocked
you had knocked
she had knocked
we had knocked
you had knocked
they had knocked	I had been knocking
you had been knocking
she had been knocking
we had been knocking
you had been knocking
they had been knocking	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I will knock
you will knock
she will knock
we will knock
you will knock
they will knock 	I will be knocking
you will be knocking
she will be knocking
we will be knocking
you will be knocking
they will be knocking	I will have knocked
you will have knocked
she will have knocked
we will have knocked
you will have knocked
they will have knocked	I will have been knocking
you will have been knocking
she will have been knocking
we will have been knocking
you will have been knocking
they will have been knocking	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I would knock
you would knock
she would knock
we would knock
you would knock
they would knock 	I would be knocking
you would be knocking
she would be knocking
we would be knocking
you would be knocking
they would be knocking	I would have knocked
you would have knocked
she would have knocked
we would have knocked
you would have knocked
they would have knocked	I would have been knocking
you would have been knocking
she would have been knocking
we would have been knocking
you would have been knocking
they would have been knocking	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to knock 	 	knock
Let's knock
knock 	 	

Participle 	
Present 	Past 	 	 	
knocking	knocked