中国大学MOOC: Enquiry and offer can only be done in written way.
举一反三
- 中国大学MOOC: Money can buy happiness only if spent in the right way.
- 中国大学MOOC: Enquiry and offer must be the final steps of the business negotiation.
- 中国大学MOOC: Any offer can be withdrawn, but not every offer can be revoked.
- 中国大学MOOC: An offer is accepted only if there is no alteration.
- 中国大学MOOC: They can offer _____.