她积极的心态让她在困难面前保持乐观。

Her positive ___mind-set keeps her optimistic in the face of difficulties.

她积极向上的思维方式帮助她克服了许多困难。

Her positive ___mind-set helped her overcome many challenges.

年轻一代的思维方式与老一辈有很大不同。

The younger generation has a very different ___mind-set from the older one.