to warn
Regular verb: warn - warned- warned

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
 do I warn?
do you warn?
doesshe warn?
do we warn?
do you warn?
do they warn? 	amI warning?
areyou warning?
isshe warning?
arewe warning?
areyou warning?
arethey warning? 	did I warn?
did you warn?
did she warn?
did we warn?
did you warn?
did they warn? 	wasI warning?
wereyou warning?
wasshe warning?
werewe warning?
wereyou warning?
werethey warning? 	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
 have I warned?
have you warned?
hasshe warned?
have we warned?
have you warned?
have they warned? 	 have I been warning?
have you been warning?
hasshe been warning?
have we been warning?
have you been warning?
have they been warning? 	had I warned?
had you warned?
had she warned?
had we warned?
had you warned?
had they warned? 	had I been warning?
had you been warning?
had she been warning?
had we been warning?
had you been warning?
had they been warning? 	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
 will I warn?
 will you warn?
 will she warn?
 will we warn?
 will you warn?
 will they warn? 	 will I be warning?
 will you be warning?
 will she be warning?
 will we be warning?
 will you be warning?
 will they be warning? 	 will I have warned?
 will you have warned?
 will she have warned?
 will we have warned?
 will you have warned?
 will they have warned? 	 will I have been warning?
 will you have been warning?
 will she have been warning?
 will we have been warning?
 will you have been warning?
 will they have been warning? 	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
 would I warn?
 would you warn?
 would she warn?
 would we warn?
 would you warn?
 would they warn? 	 would I be warning?
 would you be warning?
 would she be warning?
 would we be warning?
 would you be warning?
 would they be warning? 	 would I have warned?
 would you have warned?
 would she have warned?
 would we have warned?
 would you have warned?
 would they have warned? 	 would I have been warning?
 would you have been warning?
 would she have been warning?
 would we have been warning?
 would you have been warning?
 would they have been warning? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to warn 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
warning	warned