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 couldn't obtrude you couldn't obtrude he couldn't obtrude we couldn't obtrude you couldn't obtrude they couldn't obtrude	I couldn't be obtruding you couldn't be obtruding he couldn't be obtruding we couldn't be obtruding you couldn't be obtruding they couldn't be obtruding
Perfect	V-ing perfect
I couldn't have obtruded you couldn't have obtruded he couldn't have obtruded we couldn't have obtruded you couldn't have obtruded they couldn't have obtruded	I couldn't have been obtruding you couldn't have been obtruding he couldn't have been obtruding we couldn't have been obtruding you couldn't have been obtruding they couldn't 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
couldn't I obtrude? couldn't you obtrude? couldn't he obtrude? couldn't we obtrude? couldn't you obtrude? couldn't they obtrude?	couldn't I be obtruding? couldn't you be obtruding? couldn't he be obtruding? couldn't we be obtruding? couldn't you be obtruding? couldn't they be obtruding?
Perfect	V-ing perfect
couldn't I have obtruded? couldn't you have obtruded? couldn't he have obtruded? couldn't we have obtruded? couldn't you have obtruded? couldn't they have obtruded?	couldn't I have been obtruding? couldn't you have been obtruding? couldn't he have been obtruding? couldn't we have been obtruding? couldn't you have been obtruding? couldn't they have been obtruding?