中国大学MOOC: It ______________ to know what you don’t know.
举一反三
- It ______________ to know what you don’t know.
- It is good for you to know what you don’t know. (pay)
- 中国大学MOOC: I don’t know what has happened, and don’t know what to do next.
- 中国大学MOOC: Brainstorming techniques are what you turn to when you’re stuck and don’t know what to do next.
- 中国大学MOOC: ---Do you know Jim quarreled with his brother ? ---I don t know, _____.