could host
Regular verb: host - hosted- hosted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could host
you could host
he could host
we could host
you could host
they could host 	I could be hosting
you could be hosting
he could be hosting
we could be hosting
you could be hosting
they could be hosting	I could have hosted
you could have hosted
he could have hosted
we could have hosted
you could have hosted
they could have hosted	I could have been hosting
you could have been hosting
he could have been hosting
we could have been hosting
you could have been hosting
they could have been hosting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not host
you could not host
he could not host
we could not host
you could not host
they could not host 	I could not be hosting
you could not be hosting
he could not be hosting
we could not be hosting
you could not be hosting
they could not be hosting	I could not have hosted
you could not have hosted
he could not have hosted
we could not have hosted
you could not have hosted
they could not have hosted	I could not have been hosting
you could not have been hosting
he could not have been hosting
we could not have been hosting
you could not have been hosting
they could not have been hosting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I host?
could you host?
could he host?
could we host?
could you host?
could they host? 	could I be hosting?
could you be hosting?
could he be hosting?
could we be hosting?
could you be hosting?
could they be hosting? 	could I have hosted?
could you have hosted?
could he have hosted?
could we have hosted?
could you have hosted?
could they have hosted? 	could I have been hosting?
could you have been hosting?
could he have been hosting?
could we have been hosting?
could you have been hosting?
could they have been hosting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not host?
could you not host?
could he not host?
could we not host?
could you not host?
could they not host? 	could I not be hosting?
could you not be hosting?
could he not be hosting?
could we not be hosting?
could you not be hosting?
could they not be hosting? 	could I not have hosted?
could you not have hosted?
could he not have hosted?
could we not have hosted?
could you not have hosted?
could they not have hosted? 	could I not have been hosting?
could you not have been hosting?
could he not have been hosting?
could we not have been hosting?
could you not have been hosting?
could they not have been hosting?