When you operate a fax machine, you should turn the document________.
举一反三
- When you are writing a business fax, you should NOT to:
- 中国大学MOOC: When you are writing a business fax, you should not to:
- We will let you operate this new machine ___ you follow the operating rules.
- The related information can help you to operate the machine ________.
- The related information can help you to operate the machine (efficient)