一、填空
1.Keep a ___ (积极的) attitude and good things will happen.
2.It is very important to weigh the salt ___ (精确地).
3.It's not difficult to understand this world when you master the ___ (内部的) relations of things.
4.The aim of this initial meeting is to ___ (阐明) the issues.
5.Companies should be made to ___ (揭示) more about their financial position.
6.She knew at once that he was ___ (隐藏) something from her.
7.My ___ (讲座) will clarify any questions that you might have.
