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