Definition: being self-confident Level: B2
自从她离开家后，她的自信心增强了。
Since she left home, her ___self-confidence has grown.
充分的准备可以帮助你在面试前获得自信。
Good preparation can help you gain ___self-confidence before an interview.
他的自信让他能够清晰地阐述自己的想法。
His ___self-confidence allowed him to present his ideas clearly.
