I must bait you must bait he must bait we must bait you must bait they must bait
V-ing form
I must be baiting you must be baiting he must be baiting we must be baiting you must be baiting they must be baiting
Perfect
I must have baited you must have baited he must have baited we must have baited you must have baited they must have baited
V-ing perfect
I must have been baiting you must have been baiting he must have been baiting we must have been baiting you must have been baiting they must have been baiting
Negation
Simple form
I must not bait you must not bait he must not bait we must not bait you must not bait they must not bait
V-ing form
I must not be baiting you must not be baiting he must not be baiting we must not be baiting you must not be baiting they must not be baiting
Perfect
I must not have baited you must not have baited he must not have baited we must not have baited you must not have baited they must not have baited
V-ing perfect
I must not have been baiting you must not have been baiting he must not have been baiting we must not have been baiting you must not have been baiting they must not have been baiting
Interrogative form
Simple form
must I bait? must you bait? must he bait? must we bait? must you bait? must they bait?
V-ing form
must I be baiting? must you be baiting? must he be baiting? must we be baiting? must you be baiting? must they be baiting?
Perfect
must I have baited? must you have baited? must he have baited? must we have baited? must you have baited? must they have baited?
V-ing perfect
must I have been baiting? must you have been baiting? must he have been baiting? must we have been baiting? must you have been baiting? must they have been baiting?
Interro-negative form
Simple form
must I not bait? must you not bait? must he not bait? must we not bait? must you not bait? must they not bait?
V-ing form
must I not be baiting? must you not be baiting? must he not be baiting? must we not be baiting? must you not be baiting? must they not be baiting?
Perfect
must I not have baited? must you not have baited? must he not have baited? must we not have baited? must you not have baited? must they not have baited?
V-ing perfect
must I not have been baiting? must you not have been baiting? must he not have been baiting? must we not have been baiting? must you not have been baiting? must they not have been baiting?