would you please----us students to have a good study habits A join B to join C to take part in
问题描述：
would you please----us students to have a good study habits A join B to join C to take part in
答
Would后面总要用动词原形的，Shall, should,will,would都如此，所以答案是A, join.
答
选A join
join sb加入某人成为其中一员,和某人一起.该句中的students是us 的同位语
would 后不用动词不定式,所以不选B
take part in多用于参加活动,后多接活动类的名词而不接人称代词,也不选C