The mind needs exercise as well as the body.

　　大腦同身體一樣需要鍛煉。

　　This exercise will work the muscles of the lower back.

　　這樣的運(yùn)動(dòng)可以鍛煉腰部的肌肉。

　　It should not be forgotten that people used to get much more exercise.

　　不應(yīng)忘記的是，人們過(guò)去的鍛煉要多得多。

　　For maximum effect do the exercises every day.

　　每天鍛煉以取得最佳效果。

　　He was a man who exercised considerable influence over people.

　　他是個(gè)對(duì)別人有相當(dāng)影響的人。