English verb conjugation
CAN COMMUNICATE

Regular verb: communicate - communicated - communicated

Affirmation

Simple form	V-ing form
I can communicate you can communicate he can communicate we can communicate you can communicate they can communicate	I can be communicating you can be communicating he can be communicating we can be communicating you can be communicating they can be communicating
Perfect	V-ing perfect
I can have communicated you can have communicated he can have communicated we can have communicated you can have communicated they can have communicated	I can have been communicating you can have been communicating he can have been communicating we can have been communicating you can have been communicating they can have been communicating

Negation

Simple form	V-ing form
I cannot communicate you cannot communicate he cannot communicate we cannot communicate you cannot communicate they cannot communicate	I cannot be communicating you cannot be communicating he cannot be communicating we cannot be communicating you cannot be communicating they cannot be communicating
Perfect	V-ing perfect
I cannot have communicated you cannot have communicated he cannot have communicated we cannot have communicated you cannot have communicated they cannot have communicated	I cannot have been communicating you cannot have been communicating he cannot have been communicating we cannot have been communicating you cannot have been communicating they cannot have been communicating

Interrogative form

Simple form	V-ing form
can I communicate? can you communicate? can he communicate? can we communicate? can you communicate? can they communicate?	can I be communicating? can you be communicating? can he be communicating? can we be communicating? can you be communicating? can they be communicating?
Perfect	V-ing perfect
can I have communicated? can you have communicated? can he have communicated? can we have communicated? can you have communicated? can they have communicated?	can I have been communicating? can you have been communicating? can he have been communicating? can we have been communicating? can you have been communicating? can they have been communicating?

Interro-negative form

Simple form	V-ing form
can I not communicate? can you not communicate? can he not communicate? can we not communicate? can you not communicate? can they not communicate?	can I not be communicating? can you not be communicating? can he not be communicating? can we not be communicating? can you not be communicating? can they not be communicating?
Perfect	V-ing perfect
can I not have communicated? can you not have communicated? can he not have communicated? can we not have communicated? can you not have communicated? can they not have communicated?	can I not have been communicating? can you not have been communicating? can he not have been communicating? can we not have been communicating? can you not have been communicating? can they not have been communicating?