English verb conjugation
CAN DETAIN

Regular verb: detain - detained - detained

Affirmation

Simple form	V-ing form
I can detain you can detain he can detain we can detain you can detain they can detain	I can be detaining you can be detaining he can be detaining we can be detaining you can be detaining they can be detaining
Perfect	V-ing perfect
I can have detained you can have detained he can have detained we can have detained you can have detained they can have detained	I can have been detaining you can have been detaining he can have been detaining we can have been detaining you can have been detaining they can have been detaining

Negation

Simple form	V-ing form
I can't detain you can't detain he can't detain we can't detain you can't detain they can't detain	I can't be detaining you can't be detaining he can't be detaining we can't be detaining you can't be detaining they can't be detaining
Perfect	V-ing perfect
I can't have detained you can't have detained he can't have detained we can't have detained you can't have detained they can't have detained	I can't have been detaining you can't have been detaining he can't have been detaining we can't have been detaining you can't have been detaining they can't have been detaining

Interrogative form

Simple form	V-ing form
can I detain? can you detain? can he detain? can we detain? can you detain? can they detain?	can I be detaining? can you be detaining? can he be detaining? can we be detaining? can you be detaining? can they be detaining?
Perfect	V-ing perfect
can I have detained? can you have detained? can he have detained? can we have detained? can you have detained? can they have detained?	can I have been detaining? can you have been detaining? can he have been detaining? can we have been detaining? can you have been detaining? can they have been detaining?

Interro-negative form

Simple form	V-ing form
can't I detain? can't you detain? can't he detain? can't we detain? can't you detain? can't they detain?	can't I be detaining? can't you be detaining? can't he be detaining? can't we be detaining? can't you be detaining? can't they be detaining?
Perfect	V-ing perfect
can't I have detained? can't you have detained? can't he have detained? can't we have detained? can't you have detained? can't they have detained?	can't I have been detaining? can't you have been detaining? can't he have been detaining? can't we have been detaining? can't you have been detaining? can't they have been detaining?