English verb conjugation
COULD INFER

Regular verb: infer - inferred - inferred

Affirmation

Simple form	V-ing form
I could infer you could infer he could infer we could infer you could infer they could infer	I could be inferring you could be inferring he could be inferring we could be inferring you could be inferring they could be inferring
Perfect	V-ing perfect
I could have inferred you could have inferred he could have inferred we could have inferred you could have inferred they could have inferred	I could have been inferring you could have been inferring he could have been inferring we could have been inferring you could have been inferring they could have been inferring

Negation

Simple form	V-ing form
I could not infer you could not infer he could not infer we could not infer you could not infer they could not infer	I could not be inferring you could not be inferring he could not be inferring we could not be inferring you could not be inferring they could not be inferring
Perfect	V-ing perfect
I could not have inferred you could not have inferred he could not have inferred we could not have inferred you could not have inferred they could not have inferred	I could not have been inferring you could not have been inferring he could not have been inferring we could not have been inferring you could not have been inferring they could not have been inferring

Interrogative form

Simple form	V-ing form
could I infer? could you infer? could he infer? could we infer? could you infer? could they infer?	could I be inferring? could you be inferring? could he be inferring? could we be inferring? could you be inferring? could they be inferring?
Perfect	V-ing perfect
could I have inferred? could you have inferred? could he have inferred? could we have inferred? could you have inferred? could they have inferred?	could I have been inferring? could you have been inferring? could he have been inferring? could we have been inferring? could you have been inferring? could they have been inferring?

Interro-negative form

Simple form	V-ing form
could I not infer? could you not infer? could he not infer? could we not infer? could you not infer? could they not infer?	could I not be inferring? could you not be inferring? could he not be inferring? could we not be inferring? could you not be inferring? could they not be inferring?
Perfect	V-ing perfect
could I not have inferred? could you not have inferred? could he not have inferred? could we not have inferred? could you not have inferred? could they not have inferred?	could I not have been inferring? could you not have been inferring? could he not have been inferring? could we not have been inferring? could you not have been inferring? could they not have been inferring?