to collaborate
Regular verb: collaborate - collaborated- collaborated

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

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
 would I collaborate?
 would you collaborate?
 would she collaborate?
 would we collaborate?
 would you collaborate?
 would they collaborate? 	 would I be collaborating?
 would you be collaborating?
 would she be collaborating?
 would we be collaborating?
 would you be collaborating?
 would they be collaborating? 	 would I have collaborated?
 would you have collaborated?
 would she have collaborated?
 would we have collaborated?
 would you have collaborated?
 would they have collaborated? 	 would I have been collaborating?
 would you have been collaborating?
 would she have been collaborating?
 would we have been collaborating?
 would you have been collaborating?
 would they have been collaborating? 	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to collaborate 	 	-
-
- 	 	

Participle 	
Present 	Past 	 	 	
collaborating	collaborated