at night单词相关例句：

He stayed up late at night with his book, just so he could finish reading the tale.
他晚上熬夜，就是为了能看完书上的这个故事。

However, at night it is easy to be carried away.

可是当黑夜来临时，还是很容易被有心人背着拿走。

I'll work at night if need be. 如果有必要我可以晚上工作。
People walking in poorly lighted [lit] areas at night should be extremely careful. 夜间在光线差的地方行走的人应当特别小心。
People walking in poorly lighted [lit] areas at night should be extremely careful. 夜间在光线差的地方行走的人应当特别小心。
You can minimize the danger of driving at night by driving slowly and with great care. 如果你放慢车速，多加小心，就能把夜间驾驶的危险性降到最低。
People walking in poorly lighted [lit] areas at night should be extremely careful. 夜间在光线差的地方行走的人应当特别小心。
I’ll work at night if need be. 如果有必要我可以晚上工作。
Even at night he seldom relaxed. 甚至晚上他也很少休息。
have to单词相关例句：
To make your life a sound structrure that will serve others and fulfil your own potential, you have to remember that strength, however massive , can't endure unless it has the interlocking supprt of others. Go it alone and you'll inevitably tumble.——Zichler Edward, Admerican writer 要使你的生活成为有益于他人同时又能发挥你自己的潜力的牢固的建筑，你必须记住，除非与他人的支持联系在一起，否则无论多么大的力量都难以持久，单枪匹马必将一事无成。美国作家 爱德华.Z.
Co-operation is doing with a smile what you have to do anyhow. 所谓合作，就是面带笑容去做非做不可的事。
If we cannot get what we like, we have to like what we can get. 随遇而安。
You have to believe in yourself.That's the secret of success. 人必须相信自已,这是成功的秘诀.
You have to try to save money for emergency.
你应该试着存点钱以备不时之需。

If you want to hit the target, you will have to concentrate and focus.
如果你想射中靶子，你必须做到集中精神和专注。

We don't have to go to school on Sunday. Let's play!
周日不上学，咱们去玩儿吧！

Sorry I can't go out with you, I have to study for the exam.
抱歉我不能跟你出去玩，我还要准备考试呢。

Why do I have to go through these bureaucratic processes just to buy a house?
为什么我要经过那么多官僚程序才能买一套房子啊？

I'm wearing my raincoat, so I don't have to worry about the rain.
我穿了雨衣，这样就不怕雨淋了。
leave单词相关例句：
I hate to see things done by halves. -- If it be right, do it boldly, --if it be wrong, leave it undone. 事情不要做一半；对的，就做下去，不对，就丢开。
A thousand words will not leave so deep an impression as one deed. 千言万语不如一个行动。
When you are skinning your customers , you should leave some skin on to grow so that you can skin them again.Nikita Khrushchev, Statsman of the former Soviet Union——如果你要剥客户的皮，你应当给他们留点皮，别剥光，让它长新皮，这样你下次还可以继续剥他们的皮。前苏联政治家   赫鲁晓夫 N
For a morning rain leave not your journey 不要因为早晨下了一场雨就不去旅行。
The plane has taken off and is about to leave Chinese airspace.
飞机起飞了，正要离开中国的领空。

A mouse is a small animal that likes to steal food that people leave out after dinner.
老鼠，是一种喜欢偷吃人们剩饭的小动物。

Today she will leave for college by train.
今天她要坐火车去上大学了。

It's still early. I don't have to leave until later.
还很早，我一会儿再走。

Please leave a message with my receptionist.
请给我的接待员留言。

We should leave out our garbage in piles for someone to collect.
我们应当把垃圾堆放在一起，等人来收走。