to prevent
Regular verb: prevent - prevented- prevented

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 don't I prevent?
don't you prevent?
doesn't he prevent?
don't we prevent?
don't you prevent?
don't they prevent? 	amI not preventing?
aren't you preventing?
isn't he preventing?
aren't we preventing?
aren't you preventing?
aren't they preventing? 	didn't I prevent?
didn't you prevent?
didn't he prevent?
didn't we prevent?
didn't you prevent?
didn't they prevent? 	wasn't I preventing?
weren't you preventing?
wasn't he preventing?
weren't we preventing?
weren't you preventing?
weren't they preventing? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
haven't I prevented?
haven't you prevented?
hasn't he prevented?
haven't we prevented?
haven't you prevented?
haven't they prevented? 	haven't I been preventing?
haven't you been preventing?
hasn't he been preventing?
haven't we been preventing?
haven't you been preventing?
haven't they been preventing? 	hadn't I prevented?
hadn't you prevented?
hadn't he prevented?
hadn't we prevented?
hadn't you prevented?
hadn't they prevented? 	hadn't I been preventing?
hadn't you been preventing?
hadn't he been preventing?
hadn't we been preventing?
hadn't you been preventing?
hadn't they been preventing? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
won't I prevent?
won't you prevent?
won't he prevent?
won't we prevent?
won't you prevent?
won't they prevent? 	won't I be preventing?
won't you be preventing?
won't he be preventing?
won't we be preventing?
won't you be preventing?
won't they be preventing? 	won't I have prevented?
won't you have prevented?
won't he have prevented?
won't we have prevented?
won't you have prevented?
won't they have prevented? 	won't I have been preventing?
won't you have been preventing?
won't he have been preventing?
won't we have been preventing?
won't you have been preventing?
won't they have been preventing? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
wouldn't I prevent?
wouldn't you prevent?
wouldn't he prevent?
wouldn't we prevent?
wouldn't you prevent?
wouldn't they prevent? 	wouldn't I be preventing?
wouldn't you be preventing?
wouldn't he be preventing?
wouldn't we be preventing?
wouldn't you be preventing?
wouldn't they be preventing? 	wouldn't I have prevented?
wouldn't you have prevented?
wouldn't he have prevented?
wouldn't we have prevented?
wouldn't you have prevented?
wouldn't they have prevented? 	wouldn't I have been preventing?
wouldn't you have been preventing?
wouldn't he have been preventing?
wouldn't we have been preventing?
wouldn't you have been preventing?
wouldn't they have been preventing? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to prevent 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
preventing	prevented