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