I could kindle you could kindle he could kindle we could kindle you could kindle they could kindle
V-ing form
I could be kindling you could be kindling he could be kindling we could be kindling you could be kindling they could be kindling
Perfect
I could have kindled you could have kindled he could have kindled we could have kindled you could have kindled they could have kindled
V-ing perfect
I could have been kindling you could have been kindling he could have been kindling we could have been kindling you could have been kindling they could have been kindling
Negation
Simple form
I could not kindle you could not kindle he could not kindle we could not kindle you could not kindle they could not kindle
V-ing form
I could not be kindling you could not be kindling he could not be kindling we could not be kindling you could not be kindling they could not be kindling
Perfect
I could not have kindled you could not have kindled he could not have kindled we could not have kindled you could not have kindled they could not have kindled
V-ing perfect
I could not have been kindling you could not have been kindling he could not have been kindling we could not have been kindling you could not have been kindling they could not have been kindling
Interrogative form
Simple form
could I kindle? could you kindle? could he kindle? could we kindle? could you kindle? could they kindle?
V-ing form
could I be kindling? could you be kindling? could he be kindling? could we be kindling? could you be kindling? could they be kindling?
Perfect
could I have kindled? could you have kindled? could he have kindled? could we have kindled? could you have kindled? could they have kindled?
V-ing perfect
could I have been kindling? could you have been kindling? could he have been kindling? could we have been kindling? could you have been kindling? could they have been kindling?
Interro-negative form
Simple form
could I not kindle? could you not kindle? could he not kindle? could we not kindle? could you not kindle? could they not kindle?
V-ing form
could I not be kindling? could you not be kindling? could he not be kindling? could we not be kindling? could you not be kindling? could they not be kindling?
Perfect
could I not have kindled? could you not have kindled? could he not have kindled? could we not have kindled? could you not have kindled? could they not have kindled?
V-ing perfect
could I not have been kindling? could you not have been kindling? could he not have been kindling? could we not have been kindling? could you not have been kindling? could they not have been kindling?