English verb conjugation
CAN INSTRUCT

Regular verb: instruct - instructed - instructed

Affirmation

Simple form	V-ing form
I can instruct you can instruct he can instruct we can instruct you can instruct they can instruct	I can be instructing you can be instructing he can be instructing we can be instructing you can be instructing they can be instructing
Perfect	V-ing perfect
I can have instructed you can have instructed he can have instructed we can have instructed you can have instructed they can have instructed	I can have been instructing you can have been instructing he can have been instructing we can have been instructing you can have been instructing they can have been instructing

Negation

Simple form	V-ing form
I can't instruct you can't instruct he can't instruct we can't instruct you can't instruct they can't instruct	I can't be instructing you can't be instructing he can't be instructing we can't be instructing you can't be instructing they can't be instructing
Perfect	V-ing perfect
I can't have instructed you can't have instructed he can't have instructed we can't have instructed you can't have instructed they can't have instructed	I can't have been instructing you can't have been instructing he can't have been instructing we can't have been instructing you can't have been instructing they can't have been instructing

Interrogative form

Simple form	V-ing form
can I instruct? can you instruct? can he instruct? can we instruct? can you instruct? can they instruct?	can I be instructing? can you be instructing? can he be instructing? can we be instructing? can you be instructing? can they be instructing?
Perfect	V-ing perfect
can I have instructed? can you have instructed? can he have instructed? can we have instructed? can you have instructed? can they have instructed?	can I have been instructing? can you have been instructing? can he have been instructing? can we have been instructing? can you have been instructing? can they have been instructing?

Interro-negative form

Simple form	V-ing form
can't I instruct? can't you instruct? can't he instruct? can't we instruct? can't you instruct? can't they instruct?	can't I be instructing? can't you be instructing? can't he be instructing? can't we be instructing? can't you be instructing? can't they be instructing?
Perfect	V-ing perfect
can't I have instructed? can't you have instructed? can't he have instructed? can't we have instructed? can't you have instructed? can't they have instructed?	can't I have been instructing? can't you have been instructing? can't he have been instructing? can't we have been instructing? can't you have been instructing? can't they have been instructing?