could wheelbarrow
Regular verb: wheelbarrow - wheelbarrowed- wheelbarrowed

Affirmation 	
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I could wheelbarrow
you could wheelbarrow
she could wheelbarrow
we could wheelbarrow
you could wheelbarrow
they could wheelbarrow 	I could be wheelbarrowing
you could be wheelbarrowing
she could be wheelbarrowing
we could be wheelbarrowing
you could be wheelbarrowing
they could be wheelbarrowing	I could have wheelbarrowed
you could have wheelbarrowed
she could have wheelbarrowed
we could have wheelbarrowed
you could have wheelbarrowed
they could have wheelbarrowed	I could have been wheelbarrowing
you could have been wheelbarrowing
she could have been wheelbarrowing
we could have been wheelbarrowing
you could have been wheelbarrowing
they could have been wheelbarrowing	

Negation 	
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I couldn't wheelbarrow
you couldn't wheelbarrow
she couldn't wheelbarrow
we couldn't wheelbarrow
you couldn't wheelbarrow
they couldn't wheelbarrow 	I couldn't be wheelbarrowing
you couldn't be wheelbarrowing
she couldn't be wheelbarrowing
we couldn't be wheelbarrowing
you couldn't be wheelbarrowing
they couldn't be wheelbarrowing	I couldn't have wheelbarrowed
you couldn't have wheelbarrowed
she couldn't have wheelbarrowed
we couldn't have wheelbarrowed
you couldn't have wheelbarrowed
they couldn't have wheelbarrowed	I couldn't have been wheelbarrowing
you couldn't have been wheelbarrowing
she couldn't have been wheelbarrowing
we couldn't have been wheelbarrowing
you couldn't have been wheelbarrowing
they couldn't have been wheelbarrowing	

Interrogative form 	
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could I wheelbarrow?
could you wheelbarrow?
could she wheelbarrow?
could we wheelbarrow?
could you wheelbarrow?
could they wheelbarrow? 	could I be wheelbarrowing?
could you be wheelbarrowing?
could she be wheelbarrowing?
could we be wheelbarrowing?
could you be wheelbarrowing?
could they be wheelbarrowing? 	could I have wheelbarrowed?
could you have wheelbarrowed?
could she have wheelbarrowed?
could we have wheelbarrowed?
could you have wheelbarrowed?
could they have wheelbarrowed? 	could I have been wheelbarrowing?
could you have been wheelbarrowing?
could she have been wheelbarrowing?
could we have been wheelbarrowing?
could you have been wheelbarrowing?
could they have been wheelbarrowing? 	

Interro-negative form 	
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couldn't I wheelbarrow?
couldn't you wheelbarrow?
couldn't she wheelbarrow?
couldn't we wheelbarrow?
couldn't you wheelbarrow?
couldn't they wheelbarrow? 	couldn't I be wheelbarrowing?
couldn't you be wheelbarrowing?
couldn't she be wheelbarrowing?
couldn't we be wheelbarrowing?
couldn't you be wheelbarrowing?
couldn't they be wheelbarrowing? 	couldn't I have wheelbarrowed?
couldn't you have wheelbarrowed?
couldn't she have wheelbarrowed?
couldn't we have wheelbarrowed?
couldn't you have wheelbarrowed?
couldn't they have wheelbarrowed? 	couldn't I have been wheelbarrowing?
couldn't you have been wheelbarrowing?
couldn't she have been wheelbarrowing?
couldn't we have been wheelbarrowing?
couldn't you have been wheelbarrowing?
couldn't they have been wheelbarrowing?