The gymnasium buzzes with energetic students playing basketball and doing gymnastics.

体育馆里热闹非凡，活力四射的学们正打着篮球、练着体操。

I have little compunction in doing it.

件事我没有什么不安。

I can hardly conceive of your doing such a thing.

我很难想象你会种事。

In re-using this old paper I’m doing my bit for conservation of the rain forests.

我再用些旧纸是为保护雨林尽自己一份力量。

Objective To describe the distributional characteristics and development of dentists doing orth-odontic work in Liaoning.

目的描述辽宁省11个城市口腔正畸人才的发展状况和分布特点。

She demeans herself by doing his dirty work.

她替他干卑鄙的勾当,贬低了自己的人格。

I'm sweating it out doing porridge .

我咬牙挺过监禁期。

He’s doing porridge again, this time for armed robbery.

他又坐牢了，次是因为持械抢劫。

She was doing herself no service by remaining silent.

她老不吭气，对她自己没有好处。

When he was doing underground work, he was arrested because a renegade informed against him.

他地下工作时, 曾因叛徒告密而被捕。

Their reason for doing it is still a puzzle to me.

他们为什么干那件事仍然让我费解。

I was doing everything I could to nourish and protect the baby.

我尽我所能地养育和保护个婴儿。

Saying and doing should agree with each other.

言行应该一致。

This cold seems to be doing the rounds at the moment.

眼下阵感冒好像传播开来。

He has a knack of doing stupid things.

他惯于蠢事。

The landlord is doing my apartment over.

房东正在翻修我的房子。

His mode of doing business is offensive to me.

他干事的方式叫我很不喜欢。

She nagged him into doing what she wanted.

她向他唠叨, 使他不得不去她所要的事。

He spent his sabbatical year doing research in Moscow.

他花了他的教师休假年在莫斯科研究。

He philosophises instead of actually doing something.

他不动手实干,却大谈理论。