1. She works herself up about the most trivial things.
   她为了最琐碎的事也会使自己激动起来。
2. He worked himself up into a frenzy before his graduation exams.
   毕业考试前夕他紧张得几乎疯了。
3. She worked up her typing speed to seventy words a minute.
   她把打字速度提高到每分钟70个字。
4. The craftsman is working up the mass of clay into a toy figure.
   艺人把一团泥捏成玩具形状。
5. Jim goes for a long walk to work up a hearty appetite for dinner.
   吉姆出去走了好长一段路，以便吃饭时能胃口大开。
6. He has a tendency to run around in circles getting more and more worked up.
   他总是来回地瞎忙活，把自己弄得越来越紧张。
7. Yuki is working up an in-home phonics program slated for Thursdays, and I’m drilling her on English conversation at dinnertime.
   Yuki每周四还有一次家庭语音课。我在晚餐时训练她的英语口语。
8. The practice is not a very lucrative one at the moment, but if it is worked up it should prove quite profitable.
   这种业务眼下还不大能赚钱, 但如果努力经营, 会证明是大可获利的。

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