So you can "read in between the lines" so to say, Teachers want you to re-read what you have read to develop a deeper understanding.
Answer:
A good communicator needs the following skills:
- he/she should be perfect in speaking a particular language
- should be able to make the listeners understand what he/she us talking about
- perfect grammer
- should be able to influence the listeners
- should be able to understand listeners feelings
hope it helps