keptadj.保存的；被人供养的动词keep的过去式和过去分词.kept a promisev.信守诺言kept my temperv.不发脾气(捺住性子)kept a lookoutv.提防(戒备；照看)kept your wordv.遵守诺言(守信)kept to myselfv.保守秘密(不交际)kept at retardv.使迟延(阻碍)kept their wordv.遵守诺言(守信)kept to himselfv.保守秘密(不交际)kept our temperv.不发脾气(捺住性子)kept his temperv.不发脾气(捺住性子)

1. Mr White keeps fit by working out for half an hour every morning.
   怀特先生每天早晨锻炼半个小时以保持健康。
2. Keeps fit with diet and exercise.
   通过节食和运动来保持健康
3. I work out regulary to keep fit.
   我经常努力锻炼身体以保持健康。