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