to occur
Regular verb: occur - occurred- occurred

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I don't occur
you don't occur
he doesn't occur
we don't occur
you don't occur
they don't occur 	I'mnot occurring
youaren't occurring
heisn't occurring
wearen't occurring
youaren't occurring
theyaren't occurring	I didn't occur
you didn't occur
he didn't occur
we didn't occur
you didn't occur
they didn't occur 	Iwasn't occurring
youweren't occurring
hewasn't occurring
weweren't occurring
youweren't occurring
theyweren't occurring	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I haven't occurred
you haven't occurred
he hasn't occurred
we haven't occurred
you haven't occurred
they haven't occurred	I haven't  been occurring
you haven't  been occurring
he hasn't  been occurring
we haven't  been occurring
you haven't  been occurring
they haven't  been occurring	I hadn't occurred
you hadn't occurred
he hadn't occurred
we hadn't occurred
you hadn't occurred
they hadn't occurred	I hadn't been occurring
you hadn't been occurring
he hadn't been occurring
we hadn't been occurring
you hadn't been occurring
they hadn't been occurring	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I won't occur
you won't occur
he won't occur
we won't occur
you won't occur
they won't occur 	I won't be occurring
you won't be occurring
he won't be occurring
we won't be occurring
you won't be occurring
they won't be occurring	I won't have occurred
you won't have occurred
he won't have occurred
we won't have occurred
you won't have occurred
they won't have occurred	I won't have been occurring
you won't have been occurring
he won't have been occurring
we won't have been occurring
you won't have been occurring
they won't have been occurring	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I wouldn't occur
you wouldn't occur
he wouldn't occur
we wouldn't occur
you wouldn't occur
they wouldn't occur 	I wouldn't be occurring
you wouldn't be occurring
he wouldn't be occurring
we wouldn't be occurring
you wouldn't be occurring
they wouldn't be occurring	I wouldn't have occurred
you wouldn't have occurred
he wouldn't have occurred
we wouldn't have occurred
you wouldn't have occurred
they wouldn't have occurred	I wouldn't have been occurring
you wouldn't have been occurring
he wouldn't have been occurring
we wouldn't have been occurring
you wouldn't have been occurring
they wouldn't have been occurring	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to occur 	 	do not occur
Let's not occur
do not occur 	 	

Participle 	
Present 	Past 	 	 	
occurring	occurred