If you make a promise, you should keep it.

如果你许下一个诺言，你就应该遵守它。

We have the initiative; we intend to keep it.

我们拥有主动权；我们想要保持主动权。

There are fears that he will not be able to keep it up when he gets to the particularly demanding third year.

有人担心到了极其艰难的第3年他会坚持不下去的。

I am going to keep it like that.

我要让它保持那样。

Keep it up and good luck.

坚持下去，祝你好运。

How do you find real friendship and keep it?

你如何找到并保持真正的友谊呢？

Your dream has come true! Keep it up, my son!

你的梦想实现了！坚持下去，我的孩子！

Here's your passport. Now keep it safe.

这是你的护照。你可保管好了。

He tried to keep it secret from his family.

这件事他试图瞒着家里。

I'd be grateful if you would keep it a secret.

你如果能对此保密，我将不胜感激。

I have to tell someone. I can't keep it to myself.

我得告诉别人。我不能对此守口如瓶。

We haven't much time so I'll keep it short and sweet.

我们时间不多，我就长话短说吧。

If we try to keep it a secret, she's guaranteed to find out.

如果我们试图保密，她肯定会发现。

If you're telling lies, keep it simple—never over-egg the pudding.

如果撒谎，措辞要简短；千万别画蛇添足。

I tried to give her something to drink but she couldn't keep it down.

我试图让她喝点儿什么，但她咽不下去。

The house only needs an occasional coat of paint to keep it shipshape.

房子只需偶尔粉刷一次就可以保持其良好状态。

They had advised us to keep it a secret, but we wanted it out in the open.

他们曾建议我们对其保密，但我们却想将它公之于众。

Look, if I tell you something, will you promise to keep it under your hat?

喂，如果我告诉你什么事情，你能答应保守秘密吗？

Huge fans will have to cool the concrete floor to keep it below 150 degrees.

为了让水泥地温度一直低于150度，必须用巨大的风扇来降温。

I consider you a good friend, and if it's all right with you, I'd like to keep it that way.

我把你看成一个好朋友，如果你认为可以的话，我想继续保持这样。

While there is still sufficient trapped air within the container to keep it buoyant, it will float.

只要容器中仍然有足够的空气使它能浮起，它就能漂浮。

He said he would certainly keep it.

他说一定会留着它。

I would keep it for myself forever.

我会永远留着它。

Why do you still want to keep it?

为什么你还想保留它？

When I give my word, I keep it.

我说话算数。

No one will know if we keep it secret.

如果我们不说，不会有人知道的。

Let's keep it secret and give her a surprise.

让我们保守秘密，给她一个惊喜。

You can keep it in the Animal Centre next door.

你可以把它放在隔壁的动物中心。

The cat looked so cute that the children begged to keep it.

这只猫看起来非常可爱，孩子们都求着要养它。

It's very interesting, but you can only keep it for two weeks.

这本书很有趣，但是你只能借两个星期。