English verb conjugation
CAN CONVECT

Regular verb: convect - convected - convected

Affirmation

Simple form	V-ing form
I can convect you can convect he can convect we can convect you can convect they can convect	I can be convecting you can be convecting he can be convecting we can be convecting you can be convecting they can be convecting
Perfect	V-ing perfect
I can have convected you can have convected he can have convected we can have convected you can have convected they can have convected	I can have been convecting you can have been convecting he can have been convecting we can have been convecting you can have been convecting they can have been convecting

Negation

Simple form	V-ing form
I can't convect you can't convect he can't convect we can't convect you can't convect they can't convect	I can't be convecting you can't be convecting he can't be convecting we can't be convecting you can't be convecting they can't be convecting
Perfect	V-ing perfect
I can't have convected you can't have convected he can't have convected we can't have convected you can't have convected they can't have convected	I can't have been convecting you can't have been convecting he can't have been convecting we can't have been convecting you can't have been convecting they can't have been convecting

Interrogative form

Simple form	V-ing form
can I convect? can you convect? can he convect? can we convect? can you convect? can they convect?	can I be convecting? can you be convecting? can he be convecting? can we be convecting? can you be convecting? can they be convecting?
Perfect	V-ing perfect
can I have convected? can you have convected? can he have convected? can we have convected? can you have convected? can they have convected?	can I have been convecting? can you have been convecting? can he have been convecting? can we have been convecting? can you have been convecting? can they have been convecting?

Interro-negative form

Simple form	V-ing form
can't I convect? can't you convect? can't he convect? can't we convect? can't you convect? can't they convect?	can't I be convecting? can't you be convecting? can't he be convecting? can't we be convecting? can't you be convecting? can't they be convecting?
Perfect	V-ing perfect
can't I have convected? can't you have convected? can't he have convected? can't we have convected? can't you have convected? can't they have convected?	can't I have been convecting? can't you have been convecting? can't he have been convecting? can't we have been convecting? can't you have been convecting? can't they have been convecting?