to sum
Regular verb: sum - summed- summed

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
 would I sum?
 would you sum?
 would she sum?
 would we sum?
 would you sum?
 would they sum? 	 would I be summing?
 would you be summing?
 would she be summing?
 would we be summing?
 would you be summing?
 would they be summing? 	 would I have summed?
 would you have summed?
 would she have summed?
 would we have summed?
 would you have summed?
 would they have summed? 	 would I have been summing?
 would you have been summing?
 would she have been summing?
 would we have been summing?
 would you have been summing?
 would they have been summing? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to sum 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
summing	summed