Aim at + doing
Aim to + 动词原形
Vary from … to … 因……而已
Range from … to … 在……范围内波动、变化
In prospect 即将可能发生的
In place 在正确位置；准备妥当
In favor of 支持，赞同
People in control 学校的主管人员
Keep in touch with 与……保持联系
Encourage sb. To do sth鼓励，鼓舞
For one’s own sake 为了……的缘故
Make sacrifice to 为……做出牺牲
Our efforts will pay off if the results ofthis research can beapplied to the development of new technology.
（能应用于新技术的开发）
Be applied to 应用于
I can’t boot my computer now. Something must be wrong.
（一定出了毛病）
Must be 一定
Leaving one’s job, no matter what/whatever job is it, it adifficult change, even for those who look forward to retiring.
（不管是什么工作）
No matter what
Whatever 不管是什么
Compare with the place where I grew up, thistown is more prosperous and excting.
（与我成长的地方相比）
Compare with … 与……相比
Not until he had finished his mission did herealize that he was seriously ill.
（直到他完成使命）
Not until 直到……才（置于句首，句子部分成分需要倒装）
Mission 使命
Not until you told me the truth would I knowhe was lying all the time.
