If it hadn't been for your help 如果沒有你的幫忙
If it weren’t for your help, I would’ve messed up the task. 假設語氣用It were
If you hadn’t helped me, I would have messed up the task.
If it hadn't been for your help, I would’ve messed up the task.
If you hadn’t helped me, I would have messed up the task.
If it hadn't been for your help, I would’ve messed up the task.
If I hadn't had your help, I would have messed up the task.