A、<span style="FONT-FAMILY: '新宋体'; FONT-SIZE: 12pt; mso-spacerun: 'yes'">要约人到达对方之前</span>
B、<span style="FONT-FAMILY: '新宋体'; FONT-SIZE: 12pt; mso-spacerun: 'yes'">对方发出承诺之前</span>
C、<span style="FONT-FAMILY: '新宋体'; FONT-SIZE: 12pt; mso-spacerun: 'yes'">对方承诺到达要约人之前</span>
D、<span style="FONT-FAMILY: '新宋体'; FONT-SIZE: 12pt; mso-spacerun: 'yes'">对方承诺生效之后</span><span style="FONT-FAMILY: '新宋体'; FONT-SIZE: 12pt; mso-spacerun: 'yes'"><p></p></span> <!--EndFragment-->
A、<span style="FONT-FAMILY: \'新宋体\'; FONT-SIZE: 12pt; mso-spacerun: \'yes\'">要约人到达对方之前</span>
B、<span style="FONT-FAMILY: \'新宋体\'; FONT-SIZE: 12pt; mso-spacerun: \'yes\'">对方发出承诺之前</span>
C、<span style="FONT-FAMILY: \'新宋体\'; FONT-SIZE: 12pt; mso-spacerun: \'yes\'">对方承诺到达要约人之前</span>
D、<span style="FONT-FAMILY: \'新宋体\'; FONT-SIZE: 12pt; mso-spacerun: \'yes\'">对方承诺生效之后</span><span style="FONT-FAMILY: \'新宋体\'; FONT-SIZE: 12pt; mso-spacerun: \'yes\'"><p></p></span> <!--EndFragment-->