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