could teem
Regular verb: teem - teemed- teemed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could teem
you could teem
he could teem
we could teem
you could teem
they could teem 	I could be teeming
you could be teeming
he could be teeming
we could be teeming
you could be teeming
they could be teeming	I could have teemed
you could have teemed
he could have teemed
we could have teemed
you could have teemed
they could have teemed	I could have been teeming
you could have been teeming
he could have been teeming
we could have been teeming
you could have been teeming
they could have been teeming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't teem
you couldn't teem
he couldn't teem
we couldn't teem
you couldn't teem
they couldn't teem 	I couldn't be teeming
you couldn't be teeming
he couldn't be teeming
we couldn't be teeming
you couldn't be teeming
they couldn't be teeming	I couldn't have teemed
you couldn't have teemed
he couldn't have teemed
we couldn't have teemed
you couldn't have teemed
they couldn't have teemed	I couldn't have been teeming
you couldn't have been teeming
he couldn't have been teeming
we couldn't have been teeming
you couldn't have been teeming
they couldn't have been teeming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I teem?
could you teem?
could he teem?
could we teem?
could you teem?
could they teem? 	could I be teeming?
could you be teeming?
could he be teeming?
could we be teeming?
could you be teeming?
could they be teeming? 	could I have teemed?
could you have teemed?
could he have teemed?
could we have teemed?
could you have teemed?
could they have teemed? 	could I have been teeming?
could you have been teeming?
could he have been teeming?
could we have been teeming?
could you have been teeming?
could they have been teeming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I teem?
couldn't you teem?
couldn't he teem?
couldn't we teem?
couldn't you teem?
couldn't they teem? 	couldn't I be teeming?
couldn't you be teeming?
couldn't he be teeming?
couldn't we be teeming?
couldn't you be teeming?
couldn't they be teeming? 	couldn't I have teemed?
couldn't you have teemed?
couldn't he have teemed?
couldn't we have teemed?
couldn't you have teemed?
couldn't they have teemed? 	couldn't I have been teeming?
couldn't you have been teeming?
couldn't he have been teeming?
couldn't we have been teeming?
couldn't you have been teeming?
couldn't they have been teeming?