I could safeguard you could safeguard he could safeguard we could safeguard you could safeguard they could safeguard
V-ing form
I could be safeguarding you could be safeguarding he could be safeguarding we could be safeguarding you could be safeguarding they could be safeguarding
Perfect
I could have safeguarded you could have safeguarded he could have safeguarded we could have safeguarded you could have safeguarded they could have safeguarded
V-ing perfect
I could have been safeguarding you could have been safeguarding he could have been safeguarding we could have been safeguarding you could have been safeguarding they could have been safeguarding
Negation
Simple form
I couldn't safeguard you couldn't safeguard he couldn't safeguard we couldn't safeguard you couldn't safeguard they couldn't safeguard
V-ing form
I couldn't be safeguarding you couldn't be safeguarding he couldn't be safeguarding we couldn't be safeguarding you couldn't be safeguarding they couldn't be safeguarding
Perfect
I couldn't have safeguarded you couldn't have safeguarded he couldn't have safeguarded we couldn't have safeguarded you couldn't have safeguarded they couldn't have safeguarded
V-ing perfect
I couldn't have been safeguarding you couldn't have been safeguarding he couldn't have been safeguarding we couldn't have been safeguarding you couldn't have been safeguarding they couldn't have been safeguarding
Interrogative form
Simple form
could I safeguard? could you safeguard? could he safeguard? could we safeguard? could you safeguard? could they safeguard?
V-ing form
could I be safeguarding? could you be safeguarding? could he be safeguarding? could we be safeguarding? could you be safeguarding? could they be safeguarding?
Perfect
could I have safeguarded? could you have safeguarded? could he have safeguarded? could we have safeguarded? could you have safeguarded? could they have safeguarded?
V-ing perfect
could I have been safeguarding? could you have been safeguarding? could he have been safeguarding? could we have been safeguarding? could you have been safeguarding? could they have been safeguarding?
Interro-negative form
Simple form
couldn't I safeguard? couldn't you safeguard? couldn't he safeguard? couldn't we safeguard? couldn't you safeguard? couldn't they safeguard?
V-ing form
couldn't I be safeguarding? couldn't you be safeguarding? couldn't he be safeguarding? couldn't we be safeguarding? couldn't you be safeguarding? couldn't they be safeguarding?
Perfect
couldn't I have safeguarded? couldn't you have safeguarded? couldn't he have safeguarded? couldn't we have safeguarded? couldn't you have safeguarded? couldn't they have safeguarded?
V-ing perfect
couldn't I have been safeguarding? couldn't you have been safeguarding? couldn't he have been safeguarding? couldn't we have been safeguarding? couldn't you have been safeguarding? couldn't they have been safeguarding?