I could halogenate you could halogenate she could halogenate we could halogenate you could halogenate they could halogenate
V-ing form
I could be halogenating you could be halogenating she could be halogenating we could be halogenating you could be halogenating they could be halogenating
Perfect
I could have halogenated you could have halogenated she could have halogenated we could have halogenated you could have halogenated they could have halogenated
V-ing perfect
I could have been halogenating you could have been halogenating she could have been halogenating we could have been halogenating you could have been halogenating they could have been halogenating
Negation
Simple form
I could not halogenate you could not halogenate she could not halogenate we could not halogenate you could not halogenate they could not halogenate
V-ing form
I could not be halogenating you could not be halogenating she could not be halogenating we could not be halogenating you could not be halogenating they could not be halogenating
Perfect
I could not have halogenated you could not have halogenated she could not have halogenated we could not have halogenated you could not have halogenated they could not have halogenated
V-ing perfect
I could not have been halogenating you could not have been halogenating she could not have been halogenating we could not have been halogenating you could not have been halogenating they could not have been halogenating
Interrogative form
Simple form
could I halogenate? could you halogenate? could she halogenate? could we halogenate? could you halogenate? could they halogenate?
V-ing form
could I be halogenating? could you be halogenating? could she be halogenating? could we be halogenating? could you be halogenating? could they be halogenating?
Perfect
could I have halogenated? could you have halogenated? could she have halogenated? could we have halogenated? could you have halogenated? could they have halogenated?
V-ing perfect
could I have been halogenating? could you have been halogenating? could she have been halogenating? could we have been halogenating? could you have been halogenating? could they have been halogenating?
Interro-negative form
Simple form
could I not halogenate? could you not halogenate? could she not halogenate? could we not halogenate? could you not halogenate? could they not halogenate?
V-ing form
could I not be halogenating? could you not be halogenating? could she not be halogenating? could we not be halogenating? could you not be halogenating? could they not be halogenating?
Perfect
could I not have halogenated? could you not have halogenated? could she not have halogenated? could we not have halogenated? could you not have halogenated? could they not have halogenated?
V-ing perfect
could I not have been halogenating? could you not have been halogenating? could she not have been halogenating? could we not have been halogenating? could you not have been halogenating? could they not have been halogenating?