could reinvest
Regular verb: reinvest - reinvested- reinvested

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could reinvest
you could reinvest
she could reinvest
we could reinvest
you could reinvest
they could reinvest 	I could be reinvesting
you could be reinvesting
she could be reinvesting
we could be reinvesting
you could be reinvesting
they could be reinvesting	I could have reinvested
you could have reinvested
she could have reinvested
we could have reinvested
you could have reinvested
they could have reinvested	I could have been reinvesting
you could have been reinvesting
she could have been reinvesting
we could have been reinvesting
you could have been reinvesting
they could have been reinvesting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't reinvest
you couldn't reinvest
she couldn't reinvest
we couldn't reinvest
you couldn't reinvest
they couldn't reinvest 	I couldn't be reinvesting
you couldn't be reinvesting
she couldn't be reinvesting
we couldn't be reinvesting
you couldn't be reinvesting
they couldn't be reinvesting	I couldn't have reinvested
you couldn't have reinvested
she couldn't have reinvested
we couldn't have reinvested
you couldn't have reinvested
they couldn't have reinvested	I couldn't have been reinvesting
you couldn't have been reinvesting
she couldn't have been reinvesting
we couldn't have been reinvesting
you couldn't have been reinvesting
they couldn't have been reinvesting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I reinvest?
could you reinvest?
could she reinvest?
could we reinvest?
could you reinvest?
could they reinvest? 	could I be reinvesting?
could you be reinvesting?
could she be reinvesting?
could we be reinvesting?
could you be reinvesting?
could they be reinvesting? 	could I have reinvested?
could you have reinvested?
could she have reinvested?
could we have reinvested?
could you have reinvested?
could they have reinvested? 	could I have been reinvesting?
could you have been reinvesting?
could she have been reinvesting?
could we have been reinvesting?
could you have been reinvesting?
could they have been reinvesting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I reinvest?
couldn't you reinvest?
couldn't she reinvest?
couldn't we reinvest?
couldn't you reinvest?
couldn't they reinvest? 	couldn't I be reinvesting?
couldn't you be reinvesting?
couldn't she be reinvesting?
couldn't we be reinvesting?
couldn't you be reinvesting?
couldn't they be reinvesting? 	couldn't I have reinvested?
couldn't you have reinvested?
couldn't she have reinvested?
couldn't we have reinvested?
couldn't you have reinvested?
couldn't they have reinvested? 	couldn't I have been reinvesting?
couldn't you have been reinvesting?
couldn't she have been reinvesting?
couldn't we have been reinvesting?
couldn't you have been reinvesting?
couldn't they have been reinvesting?