After promising to keep the book for me, he broke his word and sold it to someone else.

他答应把书留给我之后，却食言而把它卖给了别人。

Often things will turn up when you keep your eyes open — someone will happen to mention they have the item, or you’ll see it on Freecycle or Craigslist after a week or two.

当你持续关注一件事的时候，事情经常会出现转机——有人或者突然间向你提及他（她）有你想要的东西，或者一两周后在互助网络或者Craigslist上看到它。

It will be low because it will be necessary to have only one man looking after each job, without having another man to check upon what he is doing, keep him in line, and report on him to someone else.

行政管理费用降低的原因是：每项工作只需一个人去完成，用不着另外再有一个人检查他的工作，督促他遵守章程，或向有关人士汇报他的工作。

I think every time I see someone jump, I will not be conscientious to keep up with the rhythm dance, it makes me very relaxed, every time after the jump, I feel my body and mind had had a new baptism.

我觉得每当我看到别人跳时，我会不自觉的跟上节奏舞动，它让我非常的放松，每次跳完后，我都觉得我的身心刚刚进行了一次新的洗礼。

After promising to keep the book for me, he broke his word and sold it to someone.

他答应把书留给我之后，却食言把它卖给我别人。

What do you still keep after giving it to someone else?

什么东西你给了别人之后还是你的？ ？