English verb conjugation
CAN TYPE

Regular verb: type - typed - typed

Affirmation

Simple form	V-ing form
I can type you can type he can type we can type you can type they can type	I can be typing you can be typing he can be typing we can be typing you can be typing they can be typing
Perfect	V-ing perfect
I can have typed you can have typed he can have typed we can have typed you can have typed they can have typed	I can have been typing you can have been typing he can have been typing we can have been typing you can have been typing they can have been typing

Negation

Simple form	V-ing form
I cannot type you cannot type he cannot type we cannot type you cannot type they cannot type	I cannot be typing you cannot be typing he cannot be typing we cannot be typing you cannot be typing they cannot be typing
Perfect	V-ing perfect
I cannot have typed you cannot have typed he cannot have typed we cannot have typed you cannot have typed they cannot have typed	I cannot have been typing you cannot have been typing he cannot have been typing we cannot have been typing you cannot have been typing they cannot have been typing

Interrogative form

Simple form	V-ing form
can I type? can you type? can he type? can we type? can you type? can they type?	can I be typing? can you be typing? can he be typing? can we be typing? can you be typing? can they be typing?
Perfect	V-ing perfect
can I have typed? can you have typed? can he have typed? can we have typed? can you have typed? can they have typed?	can I have been typing? can you have been typing? can he have been typing? can we have been typing? can you have been typing? can they have been typing?

Interro-negative form

Simple form	V-ing form
can I not type? can you not type? can he not type? can we not type? can you not type? can they not type?	can I not be typing? can you not be typing? can he not be typing? can we not be typing? can you not be typing? can they not be typing?
Perfect	V-ing perfect
can I not have typed? can you not have typed? can he not have typed? can we not have typed? can you not have typed? can they not have typed?	can I not have been typing? can you not have been typing? can he not have been typing? can we not have been typing? can you not have been typing? can they not have been typing?