English verb conjugation
CAN RELAPSE

Regular verb: relapse - relapsed - relapsed

Affirmation

Simple form	V-ing form
I can relapse you can relapse he can relapse we can relapse you can relapse they can relapse	I can be relapsing you can be relapsing he can be relapsing we can be relapsing you can be relapsing they can be relapsing
Perfect	V-ing perfect
I can have relapsed you can have relapsed he can have relapsed we can have relapsed you can have relapsed they can have relapsed	I can have been relapsing you can have been relapsing he can have been relapsing we can have been relapsing you can have been relapsing they can have been relapsing

Negation

Simple form	V-ing form
I can't relapse you can't relapse he can't relapse we can't relapse you can't relapse they can't relapse	I can't be relapsing you can't be relapsing he can't be relapsing we can't be relapsing you can't be relapsing they can't be relapsing
Perfect	V-ing perfect
I can't have relapsed you can't have relapsed he can't have relapsed we can't have relapsed you can't have relapsed they can't have relapsed	I can't have been relapsing you can't have been relapsing he can't have been relapsing we can't have been relapsing you can't have been relapsing they can't have been relapsing

Interrogative form

Simple form	V-ing form
can I relapse? can you relapse? can he relapse? can we relapse? can you relapse? can they relapse?	can I be relapsing? can you be relapsing? can he be relapsing? can we be relapsing? can you be relapsing? can they be relapsing?
Perfect	V-ing perfect
can I have relapsed? can you have relapsed? can he have relapsed? can we have relapsed? can you have relapsed? can they have relapsed?	can I have been relapsing? can you have been relapsing? can he have been relapsing? can we have been relapsing? can you have been relapsing? can they have been relapsing?

Interro-negative form

Simple form	V-ing form
can't I relapse? can't you relapse? can't he relapse? can't we relapse? can't you relapse? can't they relapse?	can't I be relapsing? can't you be relapsing? can't he be relapsing? can't we be relapsing? can't you be relapsing? can't they be relapsing?
Perfect	V-ing perfect
can't I have relapsed? can't you have relapsed? can't he have relapsed? can't we have relapsed? can't you have relapsed? can't they have relapsed?	can't I have been relapsing? can't you have been relapsing? can't he have been relapsing? can't we have been relapsing? can't you have been relapsing? can't they have been relapsing?