重點講解：
1. heat up 激化；加??；變得激烈（或熱烈）；
The debate over post-crisis monetary and fiscal policy has been heating up, on both sides of the Atlantic.
在大西洋兩岸，圍繞危機后貨幣與財政政策的辯論一直在升溫。
2. catch up with 趕上，達到(標準、水平等)；
We'll do our best to catch up with the advanced world levels.
我們將努力趕上世界先進水平。
3. go all out to do sth. 全力以赴；不遺余力地做；
Now he is in trouble, we should go all out to help him.
現在他正遇到了麻煩，我們應該全力以赴去幫助他。
4. pop up 突然出現；不意冒出；
These fears will pop up in front of you and within you.
這些恐懼會突然出現在你的面前和你的心底。