English verb conjugation
CAN RESPIRE

Regular verb: respire - respired - respired

Affirmation

Simple form	V-ing form
I can respire you can respire he can respire we can respire you can respire they can respire	I can be respiring you can be respiring he can be respiring we can be respiring you can be respiring they can be respiring
Perfect	V-ing perfect
I can have respired you can have respired he can have respired we can have respired you can have respired they can have respired	I can have been respiring you can have been respiring he can have been respiring we can have been respiring you can have been respiring they can have been respiring

Negation

Simple form	V-ing form
I cannot respire you cannot respire he cannot respire we cannot respire you cannot respire they cannot respire	I cannot be respiring you cannot be respiring he cannot be respiring we cannot be respiring you cannot be respiring they cannot be respiring
Perfect	V-ing perfect
I cannot have respired you cannot have respired he cannot have respired we cannot have respired you cannot have respired they cannot have respired	I cannot have been respiring you cannot have been respiring he cannot have been respiring we cannot have been respiring you cannot have been respiring they cannot have been respiring

Interrogative form

Simple form	V-ing form
can I respire? can you respire? can he respire? can we respire? can you respire? can they respire?	can I be respiring? can you be respiring? can he be respiring? can we be respiring? can you be respiring? can they be respiring?
Perfect	V-ing perfect
can I have respired? can you have respired? can he have respired? can we have respired? can you have respired? can they have respired?	can I have been respiring? can you have been respiring? can he have been respiring? can we have been respiring? can you have been respiring? can they have been respiring?

Interro-negative form

Simple form	V-ing form
can I not respire? can you not respire? can he not respire? can we not respire? can you not respire? can they not respire?	can I not be respiring? can you not be respiring? can he not be respiring? can we not be respiring? can you not be respiring? can they not be respiring?
Perfect	V-ing perfect
can I not have respired? can you not have respired? can he not have respired? can we not have respired? can you not have respired? can they not have respired?	can I not have been respiring? can you not have been respiring? can he not have been respiring? can we not have been respiring? can you not have been respiring? can they not have been respiring?