炎热的天气导致草地上的花朵正在枯萎。

The flowers on the lawn are ___withering due to the scorching weather.

随着时间推移，他对这项运动的兴趣逐渐减弱了。

His interest in the sport is ___withering over time.

他的尖刻评论让她感到无地自容。

His ___withering remarks left her feeling utterly humiliated.