is是什么意思is

A good diet is beneficial to health.

良好的饮食有益于健康。

Their house is at the bottom end of Bury Road.

他们的`房子位于贝里路的尽头。

For many people, alas, hunger is part of everyday life.

唉，对很多人来说，挨饿是家常便饭。

It is axiomatic that life is not always easy.

生活并不总是一帆风顺，这是明摆着的事实。

She is still very active, in spite of her advancing years.

她尽管年事渐高，仍然十分活跃。