English verb conjugation
CAN TELECONFERENCE

Regular verb: teleconference - teleconferenced - teleconferenced

Affirmation

Simple form	V-ing form
I can teleconference you can teleconference he can teleconference we can teleconference you can teleconference they can teleconference	I can be teleconferencing you can be teleconferencing he can be teleconferencing we can be teleconferencing you can be teleconferencing they can be teleconferencing
Perfect	V-ing perfect
I can have teleconferenced you can have teleconferenced he can have teleconferenced we can have teleconferenced you can have teleconferenced they can have teleconferenced	I can have been teleconferencing you can have been teleconferencing he can have been teleconferencing we can have been teleconferencing you can have been teleconferencing they can have been teleconferencing

Negation

Simple form	V-ing form
I can't teleconference you can't teleconference he can't teleconference we can't teleconference you can't teleconference they can't teleconference	I can't be teleconferencing you can't be teleconferencing he can't be teleconferencing we can't be teleconferencing you can't be teleconferencing they can't be teleconferencing
Perfect	V-ing perfect
I can't have teleconferenced you can't have teleconferenced he can't have teleconferenced we can't have teleconferenced you can't have teleconferenced they can't have teleconferenced	I can't have been teleconferencing you can't have been teleconferencing he can't have been teleconferencing we can't have been teleconferencing you can't have been teleconferencing they can't have been teleconferencing

Interrogative form

Simple form	V-ing form
can I teleconference? can you teleconference? can he teleconference? can we teleconference? can you teleconference? can they teleconference?	can I be teleconferencing? can you be teleconferencing? can he be teleconferencing? can we be teleconferencing? can you be teleconferencing? can they be teleconferencing?
Perfect	V-ing perfect
can I have teleconferenced? can you have teleconferenced? can he have teleconferenced? can we have teleconferenced? can you have teleconferenced? can they have teleconferenced?	can I have been teleconferencing? can you have been teleconferencing? can he have been teleconferencing? can we have been teleconferencing? can you have been teleconferencing? can they have been teleconferencing?

Interro-negative form

Simple form	V-ing form
can't I teleconference? can't you teleconference? can't he teleconference? can't we teleconference? can't you teleconference? can't they teleconference?	can't I be teleconferencing? can't you be teleconferencing? can't he be teleconferencing? can't we be teleconferencing? can't you be teleconferencing? can't they be teleconferencing?
Perfect	V-ing perfect
can't I have teleconferenced? can't you have teleconferenced? can't he have teleconferenced? can't we have teleconferenced? can't you have teleconferenced? can't they have teleconferenced?	can't I have been teleconferencing? can't you have been teleconferencing? can't he have been teleconferencing? can't we have been teleconferencing? can't you have been teleconferencing? can't they have been teleconferencing?