是“in”a welcome party还是“at”a welcome party?

是“in”a welcome party还是“at”a welcome party? 是on a party,还是in a party,at a party 为什么? go for a drive ,have a welcome party 英语翻译 用单词的适当形式填空 ____there____ (be) a welcome party this evening____there____ (be) a welcome party this evening? 翻译:Japan welcome spring with cherry blossoms. The royal family also takes party in the show. 求看一道初中英语题-We`ll welcome new students.Could you tell me_____?A.when will we have the party B.when we will have the party是选A还是B?谢谢 I don't know when they are going to have a welcome party.翻译! we welcome are to going party a have连词成句 Last Friday they___(hold)a welcome party for the exchange students from Brit There will be a welcome party for the heroes tomorrow.(改为一般疑问句） We will have a welcome party for the exchange students.(同义句） 英语：我们打算明天上午开一个欢迎会.(have a welcome party) hold和have的区别例如we are pianning to hold a welcome party for them our school is going to give a welcome party next Monday,为什么用GIVE welcome to my eighth birthday party ___ Friday.A.at B.this welcome to my eighth birthday party ___ Friday.A.on B.this holda welcome party welcome去e加ing吗 join the party ;join in a party有什么不同?