Definition: to be certain Level: B1
我确信我做出了正确的决定。
I ___have ___no ___doubt I made the right decision.
我确信你会成功。
I ___have ___no ___doubt that you will succeed.
玛丽亚和我一起去的，我确信她和我一样喜欢那个湖。
Maria went with me, and I ___have ___no ___doubt she loved the lake like I did.
