重点讲解：
1. give up 放弃；戒除；
I've been trying to give up smoking for getting on for two years now.
到现在，我设法戒烟已快两年了。
2. break up （使）分裂；（被）拆分；(使）破碎；
Staff are also advised to stand up every 30 to 40 minutes when talking on the phone to break up the amount of time they spend sitting down.
此外，专家还建议，白领在办公室办公期间，30到40分钟一个周期，必须起立走动，分解他们“脂肪沉淀”的时间。
3. chop up 切碎；剁碎；
While the oven is heating, chop up the tomatoes finely.
预热烤箱的同时把番茄切碎。
4. a bunch of 大量；大批；
Previously the Internet was just a bunch of web pages, but now it's becoming a web of interconnected people.
先前的互联网只不过是一堆网络上的页面，但现在的互联网，正在变成一个由互相联系的人组成的大网。

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