A、<p><span style="font-size: 10.5pt; font-family: 宋体;">半个月一次</span></p>
B、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">1</span><span style="font-size: 10.5pt; font-family: 宋体;">个月一次</span></p>
C、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">2</span><span style="font-size: 10.5pt; font-family: 宋体;">个月一次</span></p>
D、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">3</span><span style="font-size: 10.5pt; font-family: 宋体;">个月一次</span></p>
E、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">6</span><span style="font-size: 10.5pt; font-family: 宋体;">个月</span></p>