could trowel
Regular verb: trowel - troweled- troweled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could trowel
you could trowel
he could trowel
we could trowel
you could trowel
they could trowel 	I could be troweling
you could be troweling
he could be troweling
we could be troweling
you could be troweling
they could be troweling	I could have troweled
you could have troweled
he could have troweled
we could have troweled
you could have troweled
they could have troweled	I could have been troweling
you could have been troweling
he could have been troweling
we could have been troweling
you could have been troweling
they could have been troweling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't trowel
you couldn't trowel
he couldn't trowel
we couldn't trowel
you couldn't trowel
they couldn't trowel 	I couldn't be troweling
you couldn't be troweling
he couldn't be troweling
we couldn't be troweling
you couldn't be troweling
they couldn't be troweling	I couldn't have troweled
you couldn't have troweled
he couldn't have troweled
we couldn't have troweled
you couldn't have troweled
they couldn't have troweled	I couldn't have been troweling
you couldn't have been troweling
he couldn't have been troweling
we couldn't have been troweling
you couldn't have been troweling
they couldn't have been troweling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I trowel?
could you trowel?
could he trowel?
could we trowel?
could you trowel?
could they trowel? 	could I be troweling?
could you be troweling?
could he be troweling?
could we be troweling?
could you be troweling?
could they be troweling? 	could I have troweled?
could you have troweled?
could he have troweled?
could we have troweled?
could you have troweled?
could they have troweled? 	could I have been troweling?
could you have been troweling?
could he have been troweling?
could we have been troweling?
could you have been troweling?
could they have been troweling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I trowel?
couldn't you trowel?
couldn't he trowel?
couldn't we trowel?
couldn't you trowel?
couldn't they trowel? 	couldn't I be troweling?
couldn't you be troweling?
couldn't he be troweling?
couldn't we be troweling?
couldn't you be troweling?
couldn't they be troweling? 	couldn't I have troweled?
couldn't you have troweled?
couldn't he have troweled?
couldn't we have troweled?
couldn't you have troweled?
couldn't they have troweled? 	couldn't I have been troweling?
couldn't you have been troweling?
couldn't he have been troweling?
couldn't we have been troweling?
couldn't you have been troweling?
couldn't they have been troweling?