English verb conjugation
COULD AVALANCHE

Regular verb: avalanche - avalanched - avalanched

Affirmation

Simple form	V-ing form
I could avalanche you could avalanche she could avalanche we could avalanche you could avalanche they could avalanche	I could be avalanching you could be avalanching she could be avalanching we could be avalanching you could be avalanching they could be avalanching
Perfect	V-ing perfect
I could have avalanched you could have avalanched she could have avalanched we could have avalanched you could have avalanched they could have avalanched	I could have been avalanching you could have been avalanching she could have been avalanching we could have been avalanching you could have been avalanching they could have been avalanching

Negation

Simple form	V-ing form
I could not avalanche you could not avalanche she could not avalanche we could not avalanche you could not avalanche they could not avalanche	I could not be avalanching you could not be avalanching she could not be avalanching we could not be avalanching you could not be avalanching they could not be avalanching
Perfect	V-ing perfect
I could not have avalanched you could not have avalanched she could not have avalanched we could not have avalanched you could not have avalanched they could not have avalanched	I could not have been avalanching you could not have been avalanching she could not have been avalanching we could not have been avalanching you could not have been avalanching they could not have been avalanching

Interrogative form

Simple form	V-ing form
could I avalanche? could you avalanche? could she avalanche? could we avalanche? could you avalanche? could they avalanche?	could I be avalanching? could you be avalanching? could she be avalanching? could we be avalanching? could you be avalanching? could they be avalanching?
Perfect	V-ing perfect
could I have avalanched? could you have avalanched? could she have avalanched? could we have avalanched? could you have avalanched? could they have avalanched?	could I have been avalanching? could you have been avalanching? could she have been avalanching? could we have been avalanching? could you have been avalanching? could they have been avalanching?

Interro-negative form

Simple form	V-ing form
could I not avalanche? could you not avalanche? could she not avalanche? could we not avalanche? could you not avalanche? could they not avalanche?	could I not be avalanching? could you not be avalanching? could she not be avalanching? could we not be avalanching? could you not be avalanching? could they not be avalanching?
Perfect	V-ing perfect
could I not have avalanched? could you not have avalanched? could she not have avalanched? could we not have avalanched? could you not have avalanched? could they not have avalanched?	could I not have been avalanching? could you not have been avalanching? could she not have been avalanching? could we not have been avalanching? could you not have been avalanching? could they not have been avalanching?