1. But until recently, the academic edge gained by participating in sports was thought to come from the increased self-confidence, the better mood, and the ability to concentrate that comes from burning off steam in exercise.
    但直到最近，人们还认为因参加体育运动而获得的学业优势来自于增强的自信、更好的心态，以及由运动时消耗体力所带来的集中注意力的能力。

2. The actress walked on to the stage with great confidence.
    女演员满有信心地走上舞台。

3. Our confidence in the curative properties of the bottle of medicine remains the same as theirs.
    我们对瓶装药品疗效的信心仍与祖辈一样坚定。

4. Naturally, the name change didn't cause Debbie / Lynne's professional achievement — but it surely helped if only by adding a bit of self-confidence to her talents.
    当然, 黛比 (或林恩) 的职业成就并不是改名带来的，但是它肯定给她带来了好处，虽说改名仅使她对自己的才能增加了一点点自信。

5. He noticed at once that discipline was slack: the Danes had the self-confidence of conquerors, and their security precautions were casual.
    他马上发现丹麦军纪律松弛，他们以征服者自居，安全措施马马虎虎。

6. His voice had a tone of sorrow for the suffering of that ancient city, and a tone of confidence, too — a feeling of belief that London would be there, no matter what it had to endure.
    他的声音里表达了一种为这个古老城市遭受的苦难而感到的悲痛，同时还传递着一种信心-- 一种相信无论要去忍受什么样的苦难伦敦也将巍然屹立的信念。

7. During that time she so gained my aunt´s confidence, that she was put in charge of the domestic staff.
    在此期间，她赢得了姑母的赏识，甚至当上了大管家。

8. After having been instructed to drive out of town, I began to acquire confidence.
    当叫我将车驶出城外时，我开始有了信心.

9. After having been instructed to drive out of town, I began to acquire confidence.
    在接到把车开出城的指令后，我开始有了信心。

10. You recover some of the confidence that always told you how good you were at your job and accept what the boss said:
    你恢复了一些自信, 这种自信一直使你相信自己过去的工作做得十分出色，并接受老板的说法: