1. want to be/become + (职业)名词 :“想要成为…..”
3. keep on doing sth. 继续做某事（表动作的反复）keeping doing sth. 保持做某事（表动作或状态的持续）
4. be sure about +名/代/V-ing“肯定”
make sure (that)+从句“…...确保...…”
Make sure that both doors are closed when you go out.
5. learn sth. We must learn English every day.
6. discuss v. 讨论；商量 名词是discussion
Discuss this question with your partner.
Let’s discuss this problem. 让我们讨论一下这个问题。
All we need now is action, not discussion. 我们现在需要的是行动，不是讨论。
7. be able to do sth. 能够做某事
（1）can : can+动词原形，无人称和数的变化。只能用于一般现在时和一般过去时，不能用于将来时。be able to + 动词原形，有人称和数的变化，可用于多种时态。
（2）can 常指客观上能够；be able to 更侧重于经过努力、克服一定困难有能力做成某事。
He will be able to(能够) speak English next year.（在此不能填can）
8. promise n. 承诺；诺言 v. 许诺；承诺；答应
make a promise(to sb) （对某人）许下诺言
promise (sb) to do sth. 许诺某人干某事
He promised to help me. 他许诺过要帮助我。
I promised that I study hard from now on. 我承诺从现在起努力学习。
9. have to do with 关于；与……有关系
10. take up sth./doing sth.（尤指为消遣）学着做；开始做
11. Sometimes the resolutions may be too difficult to keep.
too+形容词/副词 to+动词原形，表示“太…...而不能...…”如：
The kid is too young to play this game. 这个小孩太小，不能玩这个游戏。
12. one’s own +名词 “某人自己的东西”， 强调某物为个人所有
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