Regular verb: infect - infected - infected
Simple form | V-ing form |
I must infect you must infect he must infect we must infect you must infect they must infect | I must be infecting you must be infecting he must be infecting we must be infecting you must be infecting they must be infecting |
Perfect | V-ing perfect |
I must have infected you must have infected he must have infected we must have infected you must have infected they must have infected | I must have been infecting you must have been infecting he must have been infecting we must have been infecting you must have been infecting they must have been infecting |
Simple form | V-ing form |
I must not infect you must not infect he must not infect we must not infect you must not infect they must not infect | I must not be infecting you must not be infecting he must not be infecting we must not be infecting you must not be infecting they must not be infecting |
Perfect | V-ing perfect |
I must not have infected you must not have infected he must not have infected we must not have infected you must not have infected they must not have infected | I must not have been infecting you must not have been infecting he must not have been infecting we must not have been infecting you must not have been infecting they must not have been infecting |
Simple form | V-ing form |
must I infect? must you infect? must he infect? must we infect? must you infect? must they infect? | must I be infecting? must you be infecting? must he be infecting? must we be infecting? must you be infecting? must they be infecting? |
Perfect | V-ing perfect |
must I have infected? must you have infected? must he have infected? must we have infected? must you have infected? must they have infected? | must I have been infecting? must you have been infecting? must he have been infecting? must we have been infecting? must you have been infecting? must they have been infecting? |
Simple form | V-ing form |
must I not infect? must you not infect? must he not infect? must we not infect? must you not infect? must they not infect? | must I not be infecting? must you not be infecting? must he not be infecting? must we not be infecting? must you not be infecting? must they not be infecting? |
Perfect | V-ing perfect |
must I not have infected? must you not have infected? must he not have infected? must we not have infected? must you not have infected? must they not have infected? | must I not have been infecting? must you not have been infecting? must he not have been infecting? must we not have been infecting? must you not have been infecting? must they not have been infecting? |