Do sit down and make yourself comfortable.

Woman: Hello, James, do sit down.

你好，詹姆斯，请坐。

There's no need to do yourself down.

你不必感到羞愧。

We know that at one point, RA= 1.0, we do slow down, to zero ( but we can speed up later).

我们知道在RA=1.0的时候，开发速度确实是减慢的，减到了0（但是之后我们可以加速）。

Woman: Ah, Gareth, do sit down.

女：啊，凯瑟，请坐。

Also when they see cash in your hand* prices do come down a bit more.

并且当他们知道你手上有很多钱，价格会稍稍高一些。

If it's a game of skill, you'll do me down.

要是比技巧，你将胜过我。

Do sit down to breakfast ， Mr Gargery ， said Herbert politely.

坐下吃早餐吧，葛吉瑞先生，赫伯特礼貌地说。

Woman: Hello, James, do sit down. Right, as you know, our Nottingham centre has had a significant drop in income over the last few months.

女：你好，詹姆斯，请坐。就你所知，在过去的几个月，我们诺丁汉中心的收入有一个明显的下降。

If they do feel down in the dumps though, they are also more likely to turn to a general practitioner rather than family for help.

如果他们确实感到抑郁，他们也更倾向于向普通科医师而不是家人求助。

But the laundromat owners assure us that most dogs, even if they resist at first, do settle down once the water starts.

但狗狗澡堂老板告诉我们说，大多数狗狗即使一开始会反抗，一旦开始喷水则立即安分下来。

A lot of pedicurists do cut down the sides and that causes problems for us chiropodists.

许多修脚人员把指甲的旁边剪低了，这对我们脚病医生带来了问题。

" But what am I to do, down there in the tree?" asked the soldier.

“我到树底下去干什么呢？”兵士问。

Helen: Well, every company uses computers and however wonderful they are, they do break down.

公司都用电脑，无论电脑本事多大，总归都要死机。

Do sit down

请坐。

She was always trying to do down the girls.

她常常说那些女孩子的坏话。

There were statistical differences between the 3 groups in terms of the mean scores on winning over and seeking to do others down.

3组在争强好胜得分上，手术室组、急救中心组与内科组均分比较均有统计学差异。

Well-functioning financial markets can and do break down, but when they return to stability they do a fairly good job of allocating capital.

运转良好的金融市场也可能（而且确实会）崩溃，但当它们恢复稳定时，它们会很好地资本配置。

Great strengths, unchecked, can do us down. But without strong and forceful leaders, businesses and organisations will fail.

强有力的优点如果不受限制，可能让我们遭遇失败，但如果没有强有力的领导人，企业和机构就会倒闭。

I can't do 3 down.

我填不出第3个竖行。

It do her credit that she manage not to get angry

她沉住气没发脾气，这是值得称赞的