English verb conjugation
CAN TWIT

Regular verb: twit - twitted - twitted

Affirmation

Simple form	V-ing form
I can twit you can twit he can twit we can twit you can twit they can twit	I can be twitting you can be twitting he can be twitting we can be twitting you can be twitting they can be twitting
Perfect	V-ing perfect
I can have twitted you can have twitted he can have twitted we can have twitted you can have twitted they can have twitted	I can have been twitting you can have been twitting he can have been twitting we can have been twitting you can have been twitting they can have been twitting

Negation

Simple form	V-ing form
I cannot twit you cannot twit he cannot twit we cannot twit you cannot twit they cannot twit	I cannot be twitting you cannot be twitting he cannot be twitting we cannot be twitting you cannot be twitting they cannot be twitting
Perfect	V-ing perfect
I cannot have twitted you cannot have twitted he cannot have twitted we cannot have twitted you cannot have twitted they cannot have twitted	I cannot have been twitting you cannot have been twitting he cannot have been twitting we cannot have been twitting you cannot have been twitting they cannot have been twitting

Interrogative form

Simple form	V-ing form
can I twit? can you twit? can he twit? can we twit? can you twit? can they twit?	can I be twitting? can you be twitting? can he be twitting? can we be twitting? can you be twitting? can they be twitting?
Perfect	V-ing perfect
can I have twitted? can you have twitted? can he have twitted? can we have twitted? can you have twitted? can they have twitted?	can I have been twitting? can you have been twitting? can he have been twitting? can we have been twitting? can you have been twitting? can they have been twitting?

Interro-negative form

Simple form	V-ing form
can I not twit? can you not twit? can he not twit? can we not twit? can you not twit? can they not twit?	can I not be twitting? can you not be twitting? can he not be twitting? can we not be twitting? can you not be twitting? can they not be twitting?
Perfect	V-ing perfect
can I not have twitted? can you not have twitted? can he not have twitted? can we not have twitted? can you not have twitted? can they not have twitted?	can I not have been twitting? can you not have been twitting? can he not have been twitting? can we not have been twitting? can you not have been twitting? can they not have been twitting?