English verb conjugation
CAN BUSH

Regular verb: bush - bushed - bushed

Affirmation

Simple form	V-ing form
I can bush you can bush he can bush we can bush you can bush they can bush	I can be bushing you can be bushing he can be bushing we can be bushing you can be bushing they can be bushing
Perfect	V-ing perfect
I can have bushed you can have bushed he can have bushed we can have bushed you can have bushed they can have bushed	I can have been bushing you can have been bushing he can have been bushing we can have been bushing you can have been bushing they can have been bushing

Negation

Simple form	V-ing form
I cannot bush you cannot bush he cannot bush we cannot bush you cannot bush they cannot bush	I cannot be bushing you cannot be bushing he cannot be bushing we cannot be bushing you cannot be bushing they cannot be bushing
Perfect	V-ing perfect
I cannot have bushed you cannot have bushed he cannot have bushed we cannot have bushed you cannot have bushed they cannot have bushed	I cannot have been bushing you cannot have been bushing he cannot have been bushing we cannot have been bushing you cannot have been bushing they cannot have been bushing

Interrogative form

Simple form	V-ing form
can I bush? can you bush? can he bush? can we bush? can you bush? can they bush?	can I be bushing? can you be bushing? can he be bushing? can we be bushing? can you be bushing? can they be bushing?
Perfect	V-ing perfect
can I have bushed? can you have bushed? can he have bushed? can we have bushed? can you have bushed? can they have bushed?	can I have been bushing? can you have been bushing? can he have been bushing? can we have been bushing? can you have been bushing? can they have been bushing?

Interro-negative form

Simple form	V-ing form
can I not bush? can you not bush? can he not bush? can we not bush? can you not bush? can they not bush?	can I not be bushing? can you not be bushing? can he not be bushing? can we not be bushing? can you not be bushing? can they not be bushing?
Perfect	V-ing perfect
can I not have bushed? can you not have bushed? can he not have bushed? can we not have bushed? can you not have bushed? can they not have bushed?	can I not have been bushing? can you not have been bushing? can he not have been bushing? can we not have been bushing? can you not have been bushing? can they not have been bushing?