1. If she hadn't help me, I couldn't have finished the decorating
--> If she hadn't help me, I wouldn't have been able to the decorating
2. Swimming in the river is forbidden
--> You are not allowed to swim the river ( forbidden: ngăn cấm => not allow to ... : ko được phép)
3. I am not interested in sports
--> Sports aren't interesting to me ( ko ấn tưởng đến tôi)