1.heat up 加热

Their businesses have heat up as quickly as the weather.
他们的生意随着天气变热也越做越红火。

And, with no action at all, the planet could even heat up by 5-7C by the end of this century-and more thereafter.
如果根本不采取行动，到本世纪末，地球甚至可能升温5至7摄氏度，而且以后会升的更高。

2.give up 放弃；交出

But I would not give up for anything.
我绝不会为任何事情放弃。

If you find yourself in that situation, should you give up?
如果您发现自己处在这种情形，您应该放弃吗？

3.health insurance 健康保险

Use your health insurance while you still have it.
当你的健康保险还有效的时候，用一把。

The two health insurance schemes have nothing at all in common.
这两个健康保险方案丝毫没有共同之处。

4.intend to 打算做

They intend to be an army of light against the onslaught of darkness.
他们打算成为一支光明之师对抗黑暗军团的猛烈进攻。

And if, in making this voyage, I intend to find anyone, it is God and not myself.
假如我要在这次旅行中找到任何人，那个人就是上帝，而不是我自己。