If you want to be popular join in our class activities and make a contribution to our c

问题补充：

If you want to be popular, , join in our class activities and make a contribution to our class if possible.

A. after all

B. in all

C. at all

D. above all

答案：

A. after all

B. in all

C. at all

(答案→)D. above all

解析：考查词组辨析：A. after all毕竟B. in all总共C. at all根本 D. above all最重要的是，句意：如果你想受欢迎，最重要的是，加入班级的活动，如果可能为班级做贡献。选D。