I could exercise you could exercise he could exercise we could exercise you could exercise they could exercise
Form mit V-ing
I could be exercising you could be exercising he could be exercising we could be exercising you could be exercising they could be exercising
Perfekt
I could have exercised you could have exercised he could have exercised we could have exercised you could have exercised they could have exercised
Perfekt mit V-ing
I could have been exercising you could have been exercising he could have been exercising we could have been exercising you could have been exercising they could have been exercising
Negation
Einfache Form
I couldn't exercise you couldn't exercise he couldn't exercise we couldn't exercise you couldn't exercise they couldn't exercise
Form mit V-ing
I couldn't be exercising you couldn't be exercising he couldn't be exercising we couldn't be exercising you couldn't be exercising they couldn't be exercising
Perfekt
I couldn't have exercised you couldn't have exercised he couldn't have exercised we couldn't have exercised you couldn't have exercised they couldn't have exercised
Perfekt mit V-ing
I couldn't have been exercising you couldn't have been exercising he couldn't have been exercising we couldn't have been exercising you couldn't have been exercising they couldn't have been exercising
Fragende Form
Einfache Form
could I exercise? could you exercise? could he exercise? could we exercise? could you exercise? could they exercise?
Form mit V-ing
could I be exercising? could you be exercising? could he be exercising? could we be exercising? could you be exercising? could they be exercising?
Perfekt
could I have exercised? could you have exercised? could he have exercised? could we have exercised? could you have exercised? could they have exercised?
Perfekt mit V-ing
could I have been exercising? could you have been exercising? could he have been exercising? could we have been exercising? could you have been exercising? could they have been exercising?
Fragende Negation Form
Einfache Form
couldn't I exercise? couldn't you exercise? couldn't he exercise? couldn't we exercise? couldn't you exercise? couldn't they exercise?
Form mit V-ing
couldn't I be exercising? couldn't you be exercising? couldn't he be exercising? couldn't we be exercising? couldn't you be exercising? couldn't they be exercising?
Perfekt
couldn't I have exercised? couldn't you have exercised? couldn't he have exercised? couldn't we have exercised? couldn't you have exercised? couldn't they have exercised?
Perfekt mit V-ing
couldn't I have been exercising? couldn't you have been exercising? couldn't he have been exercising? couldn't we have been exercising? couldn't you have been exercising? couldn't they have been exercising?