All the students in this school are required to at least two lectures on how to study eve

问题补充：

All the students in this school are required to at least two lectures on how to study every month.

A. attend

B. take part in

C. join in

D. join

答案：

(答案→)A. attend

B. take part in

C. join in

D. join

解析：考查同义词辨析，attend 侧重参加或出席会议或学术活动等；join普通用词，指加入党派、团体或游戏活动等；take part in侧重参加某项群众性、集体性的事业、工作或活动，突出参加者在其中发挥一定的作用；join in参加活动，所以选A