I could encourage you could encourage he could encourage we could encourage you could encourage they could encourage
V-ing form
I could be encouraging you could be encouraging he could be encouraging we could be encouraging you could be encouraging they could be encouraging
Perfect
I could have encouraged you could have encouraged he could have encouraged we could have encouraged you could have encouraged they could have encouraged
V-ing perfect
I could have been encouraging you could have been encouraging he could have been encouraging we could have been encouraging you could have been encouraging they could have been encouraging
Negation
Simple form
I couldn't encourage you couldn't encourage he couldn't encourage we couldn't encourage you couldn't encourage they couldn't encourage
V-ing form
I couldn't be encouraging you couldn't be encouraging he couldn't be encouraging we couldn't be encouraging you couldn't be encouraging they couldn't be encouraging
Perfect
I couldn't have encouraged you couldn't have encouraged he couldn't have encouraged we couldn't have encouraged you couldn't have encouraged they couldn't have encouraged
V-ing perfect
I couldn't have been encouraging you couldn't have been encouraging he couldn't have been encouraging we couldn't have been encouraging you couldn't have been encouraging they couldn't have been encouraging
Interrogative form
Simple form
could I encourage? could you encourage? could he encourage? could we encourage? could you encourage? could they encourage?
V-ing form
could I be encouraging? could you be encouraging? could he be encouraging? could we be encouraging? could you be encouraging? could they be encouraging?
Perfect
could I have encouraged? could you have encouraged? could he have encouraged? could we have encouraged? could you have encouraged? could they have encouraged?
V-ing perfect
could I have been encouraging? could you have been encouraging? could he have been encouraging? could we have been encouraging? could you have been encouraging? could they have been encouraging?
Interro-negative form
Simple form
couldn't I encourage? couldn't you encourage? couldn't he encourage? couldn't we encourage? couldn't you encourage? couldn't they encourage?
V-ing form
couldn't I be encouraging? couldn't you be encouraging? couldn't he be encouraging? couldn't we be encouraging? couldn't you be encouraging? couldn't they be encouraging?
Perfect
couldn't I have encouraged? couldn't you have encouraged? couldn't he have encouraged? couldn't we have encouraged? couldn't you have encouraged? couldn't they have encouraged?
V-ing perfect
couldn't I have been encouraging? couldn't you have been encouraging? couldn't he have been encouraging? couldn't we have been encouraging? couldn't you have been encouraging? couldn't they have been encouraging?