Regular verb: chip - chipped - chipped
Simple form | V-ing form |
I must chip you must chip she must chip we must chip you must chip they must chip | I must be chipping you must be chipping she must be chipping we must be chipping you must be chipping they must be chipping |
Perfect | V-ing perfect |
I must have chipped you must have chipped she must have chipped we must have chipped you must have chipped they must have chipped | I must have been chipping you must have been chipping she must have been chipping we must have been chipping you must have been chipping they must have been chipping |
Simple form | V-ing form |
I must not chip you must not chip she must not chip we must not chip you must not chip they must not chip | I must not be chipping you must not be chipping she must not be chipping we must not be chipping you must not be chipping they must not be chipping |
Perfect | V-ing perfect |
I must not have chipped you must not have chipped she must not have chipped we must not have chipped you must not have chipped they must not have chipped | I must not have been chipping you must not have been chipping she must not have been chipping we must not have been chipping you must not have been chipping they must not have been chipping |
Simple form | V-ing form |
must I chip? must you chip? must she chip? must we chip? must you chip? must they chip? | must I be chipping? must you be chipping? must she be chipping? must we be chipping? must you be chipping? must they be chipping? |
Perfect | V-ing perfect |
must I have chipped? must you have chipped? must she have chipped? must we have chipped? must you have chipped? must they have chipped? | must I have been chipping? must you have been chipping? must she have been chipping? must we have been chipping? must you have been chipping? must they have been chipping? |
Simple form | V-ing form |
must I not chip? must you not chip? must she not chip? must we not chip? must you not chip? must they not chip? | must I not be chipping? must you not be chipping? must she not be chipping? must we not be chipping? must you not be chipping? must they not be chipping? |
Perfect | V-ing perfect |
must I not have chipped? must you not have chipped? must she not have chipped? must we not have chipped? must you not have chipped? must they not have chipped? | must I not have been chipping? must you not have been chipping? must she not have been chipping? must we not have been chipping? must you not have been chipping? must they not have been chipping? |