English verb conjugation
MUST AVALANCHE

Regular verb: avalanche - avalanched - avalanched

Affirmation

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

Negation

Simple form	V-ing form
I mustn't avalanche you mustn't avalanche she mustn't avalanche we mustn't avalanche you mustn't avalanche they mustn't avalanche	I mustn't be avalanching you mustn't be avalanching she mustn't be avalanching we mustn't be avalanching you mustn't be avalanching they mustn't be avalanching
Perfect	V-ing perfect
I mustn't have avalanched you mustn't have avalanched she mustn't have avalanched we mustn't have avalanched you mustn't have avalanched they mustn't have avalanched	I mustn't have been avalanching you mustn't have been avalanching she mustn't have been avalanching we mustn't have been avalanching you mustn't have been avalanching they mustn't have been avalanching

Interrogative form

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

Interro-negative form

Simple form	V-ing form
mustn't I avalanche? mustn't you avalanche? mustn't she avalanche? mustn't we avalanche? mustn't you avalanche? mustn't they avalanche?	mustn't I be avalanching? mustn't you be avalanching? mustn't she be avalanching? mustn't we be avalanching? mustn't you be avalanching? mustn't they be avalanching?
Perfect	V-ing perfect
mustn't I have avalanched? mustn't you have avalanched? mustn't she have avalanched? mustn't we have avalanched? mustn't you have avalanched? mustn't they have avalanched?	mustn't I have been avalanching? mustn't you have been avalanching? mustn't she have been avalanching? mustn't we have been avalanching? mustn't you have been avalanching? mustn't they have been avalanching?