Regular verb: stake - staked - staked
Simple form | V-ing form |
I must stake you must stake he must stake we must stake you must stake they must stake | I must be staking you must be staking he must be staking we must be staking you must be staking they must be staking |
Perfect | V-ing perfect |
I must have staked you must have staked he must have staked we must have staked you must have staked they must have staked | I must have been staking you must have been staking he must have been staking we must have been staking you must have been staking they must have been staking |
Simple form | V-ing form |
I mustn't stake you mustn't stake he mustn't stake we mustn't stake you mustn't stake they mustn't stake | I mustn't be staking you mustn't be staking he mustn't be staking we mustn't be staking you mustn't be staking they mustn't be staking |
Perfect | V-ing perfect |
I mustn't have staked you mustn't have staked he mustn't have staked we mustn't have staked you mustn't have staked they mustn't have staked | I mustn't have been staking you mustn't have been staking he mustn't have been staking we mustn't have been staking you mustn't have been staking they mustn't have been staking |
Simple form | V-ing form |
must I stake? must you stake? must he stake? must we stake? must you stake? must they stake? | must I be staking? must you be staking? must he be staking? must we be staking? must you be staking? must they be staking? |
Perfect | V-ing perfect |
must I have staked? must you have staked? must he have staked? must we have staked? must you have staked? must they have staked? | must I have been staking? must you have been staking? must he have been staking? must we have been staking? must you have been staking? must they have been staking? |
Simple form | V-ing form |
mustn't I stake? mustn't you stake? mustn't he stake? mustn't we stake? mustn't you stake? mustn't they stake? | mustn't I be staking? mustn't you be staking? mustn't he be staking? mustn't we be staking? mustn't you be staking? mustn't they be staking? |
Perfect | V-ing perfect |
mustn't I have staked? mustn't you have staked? mustn't he have staked? mustn't we have staked? mustn't you have staked? mustn't they have staked? | mustn't I have been staking? mustn't you have been staking? mustn't he have been staking? mustn't we have been staking? mustn't you have been staking? mustn't they have been staking? |