I might preserve you might preserve she might preserve we might preserve you might preserve they might preserve
V-ing form
I might be preserving you might be preserving she might be preserving we might be preserving you might be preserving they might be preserving
Perfect
I might have preserved you might have preserved she might have preserved we might have preserved you might have preserved they might have preserved
V-ing perfect
I might have been preserving you might have been preserving she might have been preserving we might have been preserving you might have been preserving they might have been preserving
Negation
Simple form
I mightn't preserve you mightn't preserve she mightn't preserve we mightn't preserve you mightn't preserve they mightn't preserve
V-ing form
I mightn't be preserving you mightn't be preserving she mightn't be preserving we mightn't be preserving you mightn't be preserving they mightn't be preserving
Perfect
I mightn't have preserved you mightn't have preserved she mightn't have preserved we mightn't have preserved you mightn't have preserved they mightn't have preserved
V-ing perfect
I mightn't have been preserving you mightn't have been preserving she mightn't have been preserving we mightn't have been preserving you mightn't have been preserving they mightn't have been preserving
Interrogative form
Simple form
might I preserve? might you preserve? might she preserve? might we preserve? might you preserve? might they preserve?
V-ing form
might I be preserving? might you be preserving? might she be preserving? might we be preserving? might you be preserving? might they be preserving?
Perfect
might I have preserved? might you have preserved? might she have preserved? might we have preserved? might you have preserved? might they have preserved?
V-ing perfect
might I have been preserving? might you have been preserving? might she have been preserving? might we have been preserving? might you have been preserving? might they have been preserving?
Interro-negative form
Simple form
mightn't I preserve? mightn't you preserve? mightn't she preserve? mightn't we preserve? mightn't you preserve? mightn't they preserve?
V-ing form
mightn't I be preserving? mightn't you be preserving? mightn't she be preserving? mightn't we be preserving? mightn't you be preserving? mightn't they be preserving?
Perfect
mightn't I have preserved? mightn't you have preserved? mightn't she have preserved? mightn't we have preserved? mightn't you have preserved? mightn't they have preserved?
V-ing perfect
mightn't I have been preserving? mightn't you have been preserving? mightn't she have been preserving? mightn't we have been preserving? mightn't you have been preserving? mightn't they have been preserving?