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