Hi Jack.Did you go to Jim's birthday party?No,I felt so sad.I （wasn't invited）.这里为什么要用被动语态

Hi Jack.Did you go to Jim's birthday party?No,I felt so sad.I （wasn't invited）.这里为什么要用被动语态
Hi Jack.Did you go to Jim's birthday party?No,I felt so sad.I （wasn't invited）.
这里为什么要用被动语态

Hi Jack.Did you go to Jim's birthday party?No,I felt so sad.I （wasn't invited）.这里为什么要用被动语态
我感到很伤心,我没有被邀请.
（因为邀请这个动作是要jim做的,而jack是被邀请,所以是被动的）

我没有被吉姆邀请，就是吉姆没有邀请我，我感到很沮丧~~