English verb conjugation
COULD OBTRUDE

Regular verb: obtrude - obtruded - obtruded

Affirmation

Simple form	V-ing form
I could obtrude you could obtrude she could obtrude we could obtrude you could obtrude they could obtrude	I could be obtruding you could be obtruding she 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 she 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 she 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 she 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 she 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 she 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 she 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 she obtrude? could we obtrude? could you obtrude? could they obtrude?	could I be obtruding? could you be obtruding? could she 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 she 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 she 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 she 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 she 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 she 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 she have been obtruding? couldn't we have been obtruding? couldn't you have been obtruding? couldn't they have been obtruding?