A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">学生与课程之间的联系</span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">学校与教师之间的联系</span><span lang="EN-US" style="FONT-SIZE: 14pt"></span><p></p><p></p>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">商品条形码与商品之间的联系</span><span lang="EN-US" style="FONT-SIZE: 14pt"></span><p></p><p></p>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">班级与班长之间的联系</span><span lang="EN-US" style="FONT-SIZE: 14pt"></span><p></p><p></p>