她已成功克服了所有困难，并建立了蓬勃发展的职业。

She has successfully ___overcome all her difficulties and built a thriving career.

他终于设法克服了在社交场合的羞怯。

He finally managed to ___overcome his shyness in social situations.

为了克服我对高度的恐惧，我决定尝试攀岩。

To ___overcome my fear of heights, I decided to try rock climbing.