could outstrip
Regular verb: outstrip - outstripped- outstripped

Affirmation 	
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I could outstrip
you could outstrip
he could outstrip
we could outstrip
you could outstrip
they could outstrip 	I could be outstripping
you could be outstripping
he could be outstripping
we could be outstripping
you could be outstripping
they could be outstripping	I could have outstripped
you could have outstripped
he could have outstripped
we could have outstripped
you could have outstripped
they could have outstripped	I could have been outstripping
you could have been outstripping
he could have been outstripping
we could have been outstripping
you could have been outstripping
they could have been outstripping	

Negation 	
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I could not outstrip
you could not outstrip
he could not outstrip
we could not outstrip
you could not outstrip
they could not outstrip 	I could not be outstripping
you could not be outstripping
he could not be outstripping
we could not be outstripping
you could not be outstripping
they could not be outstripping	I could not have outstripped
you could not have outstripped
he could not have outstripped
we could not have outstripped
you could not have outstripped
they could not have outstripped	I could not have been outstripping
you could not have been outstripping
he could not have been outstripping
we could not have been outstripping
you could not have been outstripping
they could not have been outstripping	

Interrogative form 	
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could I outstrip?
could you outstrip?
could he outstrip?
could we outstrip?
could you outstrip?
could they outstrip? 	could I be outstripping?
could you be outstripping?
could he be outstripping?
could we be outstripping?
could you be outstripping?
could they be outstripping? 	could I have outstripped?
could you have outstripped?
could he have outstripped?
could we have outstripped?
could you have outstripped?
could they have outstripped? 	could I have been outstripping?
could you have been outstripping?
could he have been outstripping?
could we have been outstripping?
could you have been outstripping?
could they have been outstripping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not outstrip?
could you not outstrip?
could he not outstrip?
could we not outstrip?
could you not outstrip?
could they not outstrip? 	could I not be outstripping?
could you not be outstripping?
could he not be outstripping?
could we not be outstripping?
could you not be outstripping?
could they not be outstripping? 	could I not have outstripped?
could you not have outstripped?
could he not have outstripped?
could we not have outstripped?
could you not have outstripped?
could they not have outstripped? 	could I not have been outstripping?
could you not have been outstripping?
could he not have been outstripping?
could we not have been outstripping?
could you not have been outstripping?
could they not have been outstripping?