there will be a discussion tomorrow.all those who want to ____,please raise your hands.

题目

there will be a discussion tomorrow.all those who want to ____,please raise your hands.
a , join b,take part c,take a part d,take part in
答案是b为什么 a

答案

明天将有一个议论.然后哪些谁想____,请举手.a是加入的意思.b是参加的意思.c是去一个部分的意思.d是一起的意思.而b用上更加切合实际