join、join to 和take part in 的区别是什么?

join、join to 和take part in 的区别是什么? join,join in和take part in的区别 join 和join in的区别join in 与take part in 一样的用法么? take part in和join的区别 take part in 和join的区别 join和take part in 的区别 join to 还是直接 join join join join join join,join in,take part in,attend,take和类似词的用法和区别 Sall we___the singing group?A.join B.join to C.take part in D.go6点前要 take part in和join in 和join和attend 的区别如题 take part in 和 join 和 join in 三者的用法和区别, Would yong like to ( )my birthday party this Saturday?Aattengd;join B join;attend C join; take part in D join in;attend take part in和join in 和 join后可以加doing sth 形式么? join in 和join和take part in的区别（这里填什么?）us