Communication is an _________ process. We can never _________ what has already been done.
举一反三
- Anything ______ can be done has been done.
- What has Tom already done A: Because her grandma works there. B: Because she has never been there. C: Because her grandma is in it.
- There is no need to hurry; the ______ of the work has already been done.
- I will never forget what she has done.
- It is no use (regret) ______ what has been done.