Regular verb: skimp - skimped - skimped
Simple form | V-ing form |
I must skimp you must skimp he must skimp we must skimp you must skimp they must skimp | I must be skimping you must be skimping he must be skimping we must be skimping you must be skimping they must be skimping |
Perfect | V-ing perfect |
I must have skimped you must have skimped he must have skimped we must have skimped you must have skimped they must have skimped | I must have been skimping you must have been skimping he must have been skimping we must have been skimping you must have been skimping they must have been skimping |
Simple form | V-ing form |
I must not skimp you must not skimp he must not skimp we must not skimp you must not skimp they must not skimp | I must not be skimping you must not be skimping he must not be skimping we must not be skimping you must not be skimping they must not be skimping |
Perfect | V-ing perfect |
I must not have skimped you must not have skimped he must not have skimped we must not have skimped you must not have skimped they must not have skimped | I must not have been skimping you must not have been skimping he must not have been skimping we must not have been skimping you must not have been skimping they must not have been skimping |
Simple form | V-ing form |
must I skimp? must you skimp? must he skimp? must we skimp? must you skimp? must they skimp? | must I be skimping? must you be skimping? must he be skimping? must we be skimping? must you be skimping? must they be skimping? |
Perfect | V-ing perfect |
must I have skimped? must you have skimped? must he have skimped? must we have skimped? must you have skimped? must they have skimped? | must I have been skimping? must you have been skimping? must he have been skimping? must we have been skimping? must you have been skimping? must they have been skimping? |
Simple form | V-ing form |
must I not skimp? must you not skimp? must he not skimp? must we not skimp? must you not skimp? must they not skimp? | must I not be skimping? must you not be skimping? must he not be skimping? must we not be skimping? must you not be skimping? must they not be skimping? |
Perfect | V-ing perfect |
must I not have skimped? must you not have skimped? must he not have skimped? must we not have skimped? must you not have skimped? must they not have skimped? | must I not have been skimping? must you not have been skimping? must he not have been skimping? must we not have been skimping? must you not have been skimping? must they not have been skimping? |