join ,join in ,enter的区别

join ,join in ,enter的区别 join in与enter的区别是什么 join ,take part in,enter的区别? join join in 区别? join ,join in ,take part in ,attend ,enter for的区别 take,take part in,join,join in,attend,enter for的具体区别 take,take part in,join,join in,attend,enter for的区别 enter,join,join in,take part in的区别和用法 take part in ,join ,attend和enter的区别 take part in和join和enter for的区别 enter；join和 take part in有什么区别 join in=join吗 join join join join enter,join,take part in区别enter the army=join the army 为什么?enter a contest=take part in a contest 请问为什么？ 会英语的来,辨析几个词组.join ,join in ,attend ,take part in ,enter辨析几个词组.(join ,join in ,attend ,take part in ,enter都是参加的意思）说下怎么才用哪个,