Verbo regular: preserve - preserved - preserved
Forma simple | Forma con V-ing |
I could preserve you could preserve she could preserve we could preserve you could preserve they could preserve | I could be preserving you could be preserving she could be preserving we could be preserving you could be preserving they could be preserving |
Perfecto | Perfecto con V-ing |
I could have preserved you could have preserved she could have preserved we could have preserved you could have preserved they could have preserved | I could have been preserving you could have been preserving she could have been preserving we could have been preserving you could have been preserving they could have been preserving |
Forma simple | Forma con V-ing |
I couldn't preserve you couldn't preserve she couldn't preserve we couldn't preserve you couldn't preserve they couldn't preserve | I couldn't be preserving you couldn't be preserving she couldn't be preserving we couldn't be preserving you couldn't be preserving they couldn't be preserving |
Perfecto | Perfecto con V-ing |
I couldn't have preserved you couldn't have preserved she couldn't have preserved we couldn't have preserved you couldn't have preserved they couldn't have preserved | I couldn't have been preserving you couldn't have been preserving she couldn't have been preserving we couldn't have been preserving you couldn't have been preserving they couldn't have been preserving |
Forma simple | Forma con V-ing |
could I preserve? could you preserve? could she preserve? could we preserve? could you preserve? could they preserve? | could I be preserving? could you be preserving? could she be preserving? could we be preserving? could you be preserving? could they be preserving? |
Perfecto | Perfecto con V-ing |
could I have preserved? could you have preserved? could she have preserved? could we have preserved? could you have preserved? could they have preserved? | could I have been preserving? could you have been preserving? could she have been preserving? could we have been preserving? could you have been preserving? could they have been preserving? |
Forma simple | Forma con V-ing |
couldn't I preserve? couldn't you preserve? couldn't she preserve? couldn't we preserve? couldn't you preserve? couldn't they preserve? | couldn't I be preserving? couldn't you be preserving? couldn't she be preserving? couldn't we be preserving? couldn't you be preserving? couldn't they be preserving? |
Perfecto | Perfecto con V-ing |
couldn't I have preserved? couldn't you have preserved? couldn't she have preserved? couldn't we have preserved? couldn't you have preserved? couldn't they have preserved? | couldn't I have been preserving? couldn't you have been preserving? couldn't she have been preserving? couldn't we have been preserving? couldn't you have been preserving? couldn't they have been preserving? |