if you are invited for 7：00 you are supposed to arrive on time为什么用“for”而不用“at”

If you are invited at 7:00 by an American friend ,you should________ if you are invited for 7：00 you are supposed to arrive on time为什么用“for”而不用“at” In many western countries if you are the guest ,you______(invite) to serve yourself.填 will be invited 还是are invited In many western countries if you are the guest ,you______(invite) to serve yourself.填 will be invited 还是are invited 用英文回答If you are invited to a western dinner,how do you know that the dinner starts? you are kinda not invited?何义? will you go to attend the evening partyNo._____A.even if invited B.if invited to C.after invited to D.until invited 答案D为什么不对 will you go to attend the evening party?A.even if invited B.if invited to C.after invited to D.until invited 可否理解为Would you mind if you are not to be invited to the party 的省略Would you mind not to be invited to the party?为原题 ---Will you go to the party?---Of cource I will if ( )A:having invited B:invited C:I was invited D:I will be invited别的为什么不对? if you are f---- today please come to my party Will you come to the party?Of course,I will.A.If invited B if to be invited C if i was invited D if I will be invited为什么答案是A而不是D呢? wnen you are invited for 7:00.为什么用for You are invited 就这句.没有其他的补充了. You are invited to my home for dinner求中文 You are invited to a FAREWELL PARTY 什么语法 If YOU Are The if you are happy