我可以加进来吗? 英语怎么说

May I join... ?
May I join you?
May I join your club?
May I join your team?

May I come in ?
May I become one of your members?
Could I join in?

May i join you/in?

Can/May I join you?

Can i join?

这个一般是日常生活中的习惯用语吧？
用Can I do it with you?就可以了