English verb conjugation
COULD OBTRUDE

Regular verb: obtrude - obtruded - obtruded

Affirmation

Simple form	V-ing form
I could obtrude you could obtrude he could obtrude we could obtrude you could obtrude they could obtrude	I could be obtruding you could be obtruding he could be obtruding we could be obtruding you could be obtruding they could be obtruding
Perfect	V-ing perfect
I could have obtruded you could have obtruded he could have obtruded we could have obtruded you could have obtruded they could have obtruded	I could have been obtruding you could have been obtruding he could have been obtruding we could have been obtruding you could have been obtruding they could have been obtruding

Negation

Simple form	V-ing form
I could not obtrude you could not obtrude he could not obtrude we could not obtrude you could not obtrude they could not obtrude	I could not be obtruding you could not be obtruding he could not be obtruding we could not be obtruding you could not be obtruding they could not be obtruding
Perfect	V-ing perfect
I could not have obtruded you could not have obtruded he could not have obtruded we could not have obtruded you could not have obtruded they could not have obtruded	I could not have been obtruding you could not have been obtruding he could not have been obtruding we could not have been obtruding you could not have been obtruding they could not have been obtruding

Interrogative form

Simple form	V-ing form
could I obtrude? could you obtrude? could he obtrude? could we obtrude? could you obtrude? could they obtrude?	could I be obtruding? could you be obtruding? could he be obtruding? could we be obtruding? could you be obtruding? could they be obtruding?
Perfect	V-ing perfect
could I have obtruded? could you have obtruded? could he have obtruded? could we have obtruded? could you have obtruded? could they have obtruded?	could I have been obtruding? could you have been obtruding? could he have been obtruding? could we have been obtruding? could you have been obtruding? could they have been obtruding?

Interro-negative form

Simple form	V-ing form
could I not obtrude? could you not obtrude? could he not obtrude? could we not obtrude? could you not obtrude? could they not obtrude?	could I not be obtruding? could you not be obtruding? could he not be obtruding? could we not be obtruding? could you not be obtruding? could they not be obtruding?
Perfect	V-ing perfect
could I not have obtruded? could you not have obtruded? could he not have obtruded? could we not have obtruded? could you not have obtruded? could they not have obtruded?	could I not have been obtruding? could you not have been obtruding? could he not have been obtruding? could we not have been obtruding? could you not have been obtruding? could they not have been obtruding?