I could monitor you could monitor she could monitor we could monitor you could monitor they could monitor
Forma con V-ing
I could be monitoring you could be monitoring she could be monitoring we could be monitoring you could be monitoring they could be monitoring
Perfecto
I could have monitored you could have monitored she could have monitored we could have monitored you could have monitored they could have monitored
Perfecto con V-ing
I could have been monitoring you could have been monitoring she could have been monitoring we could have been monitoring you could have been monitoring they could have been monitoring
Negación
Forma simple
I couldn't monitor you couldn't monitor she couldn't monitor we couldn't monitor you couldn't monitor they couldn't monitor
Forma con V-ing
I couldn't be monitoring you couldn't be monitoring she couldn't be monitoring we couldn't be monitoring you couldn't be monitoring they couldn't be monitoring
Perfecto
I couldn't have monitored you couldn't have monitored she couldn't have monitored we couldn't have monitored you couldn't have monitored they couldn't have monitored
Perfecto con V-ing
I couldn't have been monitoring you couldn't have been monitoring she couldn't have been monitoring we couldn't have been monitoring you couldn't have been monitoring they couldn't have been monitoring
Forma interrogativa
Forma simple
could I monitor? could you monitor? could she monitor? could we monitor? could you monitor? could they monitor?
Forma con V-ing
could I be monitoring? could you be monitoring? could she be monitoring? could we be monitoring? could you be monitoring? could they be monitoring?
Perfecto
could I have monitored? could you have monitored? could she have monitored? could we have monitored? could you have monitored? could they have monitored?
Perfecto con V-ing
could I have been monitoring? could you have been monitoring? could she have been monitoring? could we have been monitoring? could you have been monitoring? could they have been monitoring?
Forma interro-negativa
Forma simple
couldn't I monitor? couldn't you monitor? couldn't she monitor? couldn't we monitor? couldn't you monitor? couldn't they monitor?
Forma con V-ing
couldn't I be monitoring? couldn't you be monitoring? couldn't she be monitoring? couldn't we be monitoring? couldn't you be monitoring? couldn't they be monitoring?
Perfecto
couldn't I have monitored? couldn't you have monitored? couldn't she have monitored? couldn't we have monitored? couldn't you have monitored? couldn't they have monitored?
Perfecto con V-ing
couldn't I have been monitoring? couldn't you have been monitoring? couldn't she have been monitoring? couldn't we have been monitoring? couldn't you have been monitoring? couldn't they have been monitoring?