Regular verb: focus - focused - focused
Simple form | V-ing form |
I must focus you must focus she must focus we must focus you must focus they must focus | I must be focusing you must be focusing she must be focusing we must be focusing you must be focusing they must be focusing |
Perfect | V-ing perfect |
I must have focused you must have focused she must have focused we must have focused you must have focused they must have focused | I must have been focusing you must have been focusing she must have been focusing we must have been focusing you must have been focusing they must have been focusing |
Simple form | V-ing form |
I mustn't focus you mustn't focus she mustn't focus we mustn't focus you mustn't focus they mustn't focus | I mustn't be focusing you mustn't be focusing she mustn't be focusing we mustn't be focusing you mustn't be focusing they mustn't be focusing |
Perfect | V-ing perfect |
I mustn't have focused you mustn't have focused she mustn't have focused we mustn't have focused you mustn't have focused they mustn't have focused | I mustn't have been focusing you mustn't have been focusing she mustn't have been focusing we mustn't have been focusing you mustn't have been focusing they mustn't have been focusing |
Simple form | V-ing form |
must I focus? must you focus? must she focus? must we focus? must you focus? must they focus? | must I be focusing? must you be focusing? must she be focusing? must we be focusing? must you be focusing? must they be focusing? |
Perfect | V-ing perfect |
must I have focused? must you have focused? must she have focused? must we have focused? must you have focused? must they have focused? | must I have been focusing? must you have been focusing? must she have been focusing? must we have been focusing? must you have been focusing? must they have been focusing? |
Simple form | V-ing form |
mustn't I focus? mustn't you focus? mustn't she focus? mustn't we focus? mustn't you focus? mustn't they focus? | mustn't I be focusing? mustn't you be focusing? mustn't she be focusing? mustn't we be focusing? mustn't you be focusing? mustn't they be focusing? |
Perfect | V-ing perfect |
mustn't I have focused? mustn't you have focused? mustn't she have focused? mustn't we have focused? mustn't you have focused? mustn't they have focused? | mustn't I have been focusing? mustn't you have been focusing? mustn't she have been focusing? mustn't we have been focusing? mustn't you have been focusing? mustn't they have been focusing? |