to master
Regular verb: master - mastered- mastered

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I master
you master
he masters
we master
you master
they master 	I'mmastering
you'remastering
he'smastering
we'remastering
you'remastering
they'remastering	I mastered
you mastered
he mastered
we mastered
you mastered
they mastered	Iwasmastering
youweremastering
hewasmastering
weweremastering
youweremastering
theyweremastering	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've mastered
you've mastered
he's mastered
we've mastered
you've mastered
they've mastered	I'vebeen mastering
you'vebeen mastering
he'sbeen mastering
we'vebeen mastering
you'vebeen mastering
they'vebeen mastering	I'd mastered
you'd mastered
he'd mastered
we'd mastered
you'd mastered
they'd mastered	I'd been mastering
you'd been mastering
he'd been mastering
we'd been mastering
you'd been mastering
they'd been mastering	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll master
you'll master
he'll master
we'll master
you'll master
they'll master 	I'll be mastering
you'll be mastering
he'll be mastering
we'll be mastering
you'll be mastering
they'll be mastering	I'll have mastered
you'll have mastered
he'll have mastered
we'll have mastered
you'll have mastered
they'll have mastered	I'll have been mastering
you'll have been mastering
he'll have been mastering
we'll have been mastering
you'll have been mastering
they'll have been mastering	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd master
you'd master
he'd master
we'd master
you'd master
they'd master 	I'd be mastering
you'd be mastering
he'd be mastering
we'd be mastering
you'd be mastering
they'd be mastering	I'd have mastered
you'd have mastered
he'd have mastered
we'd have mastered
you'd have mastered
they'd have mastered	I'd have been mastering
you'd have been mastering
he'd have been mastering
we'd have been mastering
you'd have been mastering
they'd have been mastering	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to master 	 	master
Let's master
master 	 	

Participle 	
Present 	Past 	 	 	
mastering	mastered