English verb conjugation
CAN CONVALESCE

Regular verb: convalesce - convalesced - convalesced

Affirmation

Simple form	V-ing form
I can convalesce you can convalesce he can convalesce we can convalesce you can convalesce they can convalesce	I can be convalescing you can be convalescing he can be convalescing we can be convalescing you can be convalescing they can be convalescing
Perfect	V-ing perfect
I can have convalesced you can have convalesced he can have convalesced we can have convalesced you can have convalesced they can have convalesced	I can have been convalescing you can have been convalescing he can have been convalescing we can have been convalescing you can have been convalescing they can have been convalescing

Negation

Simple form	V-ing form
I cannot convalesce you cannot convalesce he cannot convalesce we cannot convalesce you cannot convalesce they cannot convalesce	I cannot be convalescing you cannot be convalescing he cannot be convalescing we cannot be convalescing you cannot be convalescing they cannot be convalescing
Perfect	V-ing perfect
I cannot have convalesced you cannot have convalesced he cannot have convalesced we cannot have convalesced you cannot have convalesced they cannot have convalesced	I cannot have been convalescing you cannot have been convalescing he cannot have been convalescing we cannot have been convalescing you cannot have been convalescing they cannot have been convalescing

Interrogative form

Simple form	V-ing form
can I convalesce? can you convalesce? can he convalesce? can we convalesce? can you convalesce? can they convalesce?	can I be convalescing? can you be convalescing? can he be convalescing? can we be convalescing? can you be convalescing? can they be convalescing?
Perfect	V-ing perfect
can I have convalesced? can you have convalesced? can he have convalesced? can we have convalesced? can you have convalesced? can they have convalesced?	can I have been convalescing? can you have been convalescing? can he have been convalescing? can we have been convalescing? can you have been convalescing? can they have been convalescing?

Interro-negative form

Simple form	V-ing form
can I not convalesce? can you not convalesce? can he not convalesce? can we not convalesce? can you not convalesce? can they not convalesce?	can I not be convalescing? can you not be convalescing? can he not be convalescing? can we not be convalescing? can you not be convalescing? can they not be convalescing?
Perfect	V-ing perfect
can I not have convalesced? can you not have convalesced? can he not have convalesced? can we not have convalesced? can you not have convalesced? can they not have convalesced?	can I not have been convalescing? can you not have been convalescing? can he not have been convalescing? can we not have been convalescing? can you not have been convalescing? can they not have been convalescing?