The tree affords some shelter from the sun.

这棵树可以挡一挡太阳。

The programme affords young people the chance to gain work experience.

这项计划给年轻人提供了获得工作经验的机会。

This accident affords us a useful lesson.

这个事故为我们提供了有益的教训。

History affords us lessons that merit attention.

历史给我们提供了值得注意的借鉴。

What she has said affords much food for thought.

她这话耐人寻味。