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