要是

A little luck wouldn’t go amiss right now!

现在交点好运倒也错！

His graduation will never take place if he doesn’t get to work.

他用功永远毕了业。

Would she take it amiss if I offered to help?

我提出帮忙，她会见怪？

There would be anarchy if we had no police.

没有警察,社会会无法无天。

If you get much fatter you'll burst your clothes.

你再长胖把衣服撑破了。

What if he was faithless to his friends and to his wife?

他对妻子和朋友忠怎么办?

Ideally,we would like to start at the beginning.

有可能,我们真想从头始。

I would be grateful if you would come to your senses sooner rather than later.

你能早点恢复理智我谢天谢地了。

I’ll be in the shit if I don’t get this work finished today.

我今天完成这活可惨了。

If you’re naughty, mother will spank you.

你调皮, 妈妈会打你屁股的。

If you are naughty you won't get any ice cream.

你再调皮, 到冰淇淋了。

My husband will go berserk if he finds you here.

我丈夫发觉你在这里,他会气疯的。

If your mother catches you smoking, she’ll have a pink fit.

你母亲逮着你抽烟，她会气得跳脚。

He gets very hot under the collar if people disagree with him.

别人跟他有分歧，他很生气。

I wouldn't try chatting her up if I were you.

我你, 会设法跟她搭讪。

If you sweeten him up he’ll do the work for you.

你哄哄他,他会帮你干活。

You’ll have to smarten up if you want to pass those exams.

你想通过考试，思维必须更加敏捷。

In an ideal world we would be recycling and reusing everything.

我们可以回收再用所有东西再理想过了。

I’d better go. I’ll get a roasting if I’m late again!

我还走吧。又迟到，我该挨批了。

If anybody phones, tell them I'm busy.

有人打电话来, 告诉他我很忙。