【单选题】双方在签约前交换的所有文件、书信和电子邮件,应从本合同生效之日起开始自动失效。All documents, letters and emails interchanged between two parties ________ the signing of the Contract shall become ________ automatically from the date on whic...
【单选题】双方在签约前交换的所有文件、书信和电子邮件,应从本合同生效之日起开始自动失效。All documents, letters and emails interchanged between two parties ________ the signing of the Contract shall become ________ automatically from the date on whic...