I could rear you could rear she could rear we could rear you could rear they could rear
V-ing form
I could be rearing you could be rearing she could be rearing we could be rearing you could be rearing they could be rearing
Perfect
I could have reared you could have reared she could have reared we could have reared you could have reared they could have reared
V-ing perfect
I could have been rearing you could have been rearing she could have been rearing we could have been rearing you could have been rearing they could have been rearing
Negation
Simple form
I couldn't rear you couldn't rear she couldn't rear we couldn't rear you couldn't rear they couldn't rear
V-ing form
I couldn't be rearing you couldn't be rearing she couldn't be rearing we couldn't be rearing you couldn't be rearing they couldn't be rearing
Perfect
I couldn't have reared you couldn't have reared she couldn't have reared we couldn't have reared you couldn't have reared they couldn't have reared
V-ing perfect
I couldn't have been rearing you couldn't have been rearing she couldn't have been rearing we couldn't have been rearing you couldn't have been rearing they couldn't have been rearing
Interrogative form
Simple form
could I rear? could you rear? could she rear? could we rear? could you rear? could they rear?
V-ing form
could I be rearing? could you be rearing? could she be rearing? could we be rearing? could you be rearing? could they be rearing?
Perfect
could I have reared? could you have reared? could she have reared? could we have reared? could you have reared? could they have reared?
V-ing perfect
could I have been rearing? could you have been rearing? could she have been rearing? could we have been rearing? could you have been rearing? could they have been rearing?
Interro-negative form
Simple form
couldn't I rear? couldn't you rear? couldn't she rear? couldn't we rear? couldn't you rear? couldn't they rear?
V-ing form
couldn't I be rearing? couldn't you be rearing? couldn't she be rearing? couldn't we be rearing? couldn't you be rearing? couldn't they be rearing?
Perfect
couldn't I have reared? couldn't you have reared? couldn't she have reared? couldn't we have reared? couldn't you have reared? couldn't they have reared?
V-ing perfect
couldn't I have been rearing? couldn't you have been rearing? couldn't she have been rearing? couldn't we have been rearing? couldn't you have been rearing? couldn't they have been rearing?