English verb conjugation
COULD SUPERINTEND

Regular verb: superintend - superintended - superintended

Affirmation

Simple form	V-ing form
I could superintend you could superintend he could superintend we could superintend you could superintend they could superintend	I could be superintending you could be superintending he could be superintending we could be superintending you could be superintending they could be superintending
Perfect	V-ing perfect
I could have superintended you could have superintended he could have superintended we could have superintended you could have superintended they could have superintended	I could have been superintending you could have been superintending he could have been superintending we could have been superintending you could have been superintending they could have been superintending

Negation

Simple form	V-ing form
I couldn't superintend you couldn't superintend he couldn't superintend we couldn't superintend you couldn't superintend they couldn't superintend	I couldn't be superintending you couldn't be superintending he couldn't be superintending we couldn't be superintending you couldn't be superintending they couldn't be superintending
Perfect	V-ing perfect
I couldn't have superintended you couldn't have superintended he couldn't have superintended we couldn't have superintended you couldn't have superintended they couldn't have superintended	I couldn't have been superintending you couldn't have been superintending he couldn't have been superintending we couldn't have been superintending you couldn't have been superintending they couldn't have been superintending

Interrogative form

Simple form	V-ing form
could I superintend? could you superintend? could he superintend? could we superintend? could you superintend? could they superintend?	could I be superintending? could you be superintending? could he be superintending? could we be superintending? could you be superintending? could they be superintending?
Perfect	V-ing perfect
could I have superintended? could you have superintended? could he have superintended? could we have superintended? could you have superintended? could they have superintended?	could I have been superintending? could you have been superintending? could he have been superintending? could we have been superintending? could you have been superintending? could they have been superintending?

Interro-negative form

Simple form	V-ing form
couldn't I superintend? couldn't you superintend? couldn't he superintend? couldn't we superintend? couldn't you superintend? couldn't they superintend?	couldn't I be superintending? couldn't you be superintending? couldn't he be superintending? couldn't we be superintending? couldn't you be superintending? couldn't they be superintending?
Perfect	V-ing perfect
couldn't I have superintended? couldn't you have superintended? couldn't he have superintended? couldn't we have superintended? couldn't you have superintended? couldn't they have superintended?	couldn't I have been superintending? couldn't you have been superintending? couldn't he have been superintending? couldn't we have been superintending? couldn't you have been superintending? couldn't they have been superintending?