Regular verb: preserve - preserved - preserved
Simple form | V-ing form |
I can preserve you can preserve she can preserve we can preserve you can preserve they can preserve | I can be preserving you can be preserving she can be preserving we can be preserving you can be preserving they can be preserving |
Perfect | V-ing perfect |
I can have preserved you can have preserved she can have preserved we can have preserved you can have preserved they can have preserved | I can have been preserving you can have been preserving she can have been preserving we can have been preserving you can have been preserving they can have been preserving |
Simple form | V-ing form |
I can't preserve you can't preserve she can't preserve we can't preserve you can't preserve they can't preserve | I can't be preserving you can't be preserving she can't be preserving we can't be preserving you can't be preserving they can't be preserving |
Perfect | V-ing perfect |
I can't have preserved you can't have preserved she can't have preserved we can't have preserved you can't have preserved they can't have preserved | I can't have been preserving you can't have been preserving she can't have been preserving we can't have been preserving you can't have been preserving they can't have been preserving |
Simple form | V-ing form |
can I preserve? can you preserve? can she preserve? can we preserve? can you preserve? can they preserve? | can I be preserving? can you be preserving? can she be preserving? can we be preserving? can you be preserving? can they be preserving? |
Perfect | V-ing perfect |
can I have preserved? can you have preserved? can she have preserved? can we have preserved? can you have preserved? can they have preserved? | can I have been preserving? can you have been preserving? can she have been preserving? can we have been preserving? can you have been preserving? can they have been preserving? |
Simple form | V-ing form |
can't I preserve? can't you preserve? can't she preserve? can't we preserve? can't you preserve? can't they preserve? | can't I be preserving? can't you be preserving? can't she be preserving? can't we be preserving? can't you be preserving? can't they be preserving? |
Perfect | V-ing perfect |
can't I have preserved? can't you have preserved? can't she have preserved? can't we have preserved? can't you have preserved? can't they have preserved? | can't I have been preserving? can't you have been preserving? can't she have been preserving? can't we have been preserving? can't you have been preserving? can't they have been preserving? |