to observe
Regular verb: observe - observed- observed

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I wouldn't observe
you wouldn't observe
he wouldn't observe
we wouldn't observe
you wouldn't observe
they wouldn't observe 	I wouldn't be observing
you wouldn't be observing
he wouldn't be observing
we wouldn't be observing
you wouldn't be observing
they wouldn't be observing	I wouldn't have observed
you wouldn't have observed
he wouldn't have observed
we wouldn't have observed
you wouldn't have observed
they wouldn't have observed	I wouldn't have been observing
you wouldn't have been observing
he wouldn't have been observing
we wouldn't have been observing
you wouldn't have been observing
they wouldn't have been observing	

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

Participle 	
Present 	Past 	 	 	
observing	observed