to improve
Regular verb: improve - improved- improved

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I improve
you improve
he improves
we improve
you improve
they improve 	I'mimproving
you'reimproving
he'simproving
we'reimproving
you'reimproving
they'reimproving	I improved
you improved
he improved
we improved
you improved
they improved	Iwasimproving
youwereimproving
hewasimproving
wewereimproving
youwereimproving
theywereimproving	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've improved
you've improved
he's improved
we've improved
you've improved
they've improved	I'vebeen improving
you'vebeen improving
he'sbeen improving
we'vebeen improving
you'vebeen improving
they'vebeen improving	I'd improved
you'd improved
he'd improved
we'd improved
you'd improved
they'd improved	I'd been improving
you'd been improving
he'd been improving
we'd been improving
you'd been improving
they'd been improving	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll improve
you'll improve
he'll improve
we'll improve
you'll improve
they'll improve 	I'll be improving
you'll be improving
he'll be improving
we'll be improving
you'll be improving
they'll be improving	I'll have improved
you'll have improved
he'll have improved
we'll have improved
you'll have improved
they'll have improved	I'll have been improving
you'll have been improving
he'll have been improving
we'll have been improving
you'll have been improving
they'll have been improving	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd improve
you'd improve
he'd improve
we'd improve
you'd improve
they'd improve 	I'd be improving
you'd be improving
he'd be improving
we'd be improving
you'd be improving
they'd be improving	I'd have improved
you'd have improved
he'd have improved
we'd have improved
you'd have improved
they'd have improved	I'd have been improving
you'd have been improving
he'd have been improving
we'd have been improving
you'd have been improving
they'd have been improving	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to improve 	 	improve
Let's improve
improve 	 	

Participle 	
Present 	Past 	 	 	
improving	improved