English verb conjugation
CAN INFER

Regular verb: infer - inferred - inferred

Affirmation

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

Negation

Simple form	V-ing form
I can't infer you can't infer she can't infer we can't infer you can't infer they can't infer	I can't be inferring you can't be inferring she can't be inferring we can't be inferring you can't be inferring they can't be inferring
Perfect	V-ing perfect
I can't have inferred you can't have inferred she can't have inferred we can't have inferred you can't have inferred they can't have inferred	I can't have been inferring you can't have been inferring she can't have been inferring we can't have been inferring you can't have been inferring they can't have been inferring

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can't I infer? can't you infer? can't she infer? can't we infer? can't you infer? can't they infer?	can't I be inferring? can't you be inferring? can't she be inferring? can't we be inferring? can't you be inferring? can't they be inferring?
Perfect	V-ing perfect
can't I have inferred? can't you have inferred? can't she have inferred? can't we have inferred? can't you have inferred? can't they have inferred?	can't I have been inferring? can't you have been inferring? can't she have been inferring? can't we have been inferring? can't you have been inferring? can't they have been inferring?