Everyone else in my class was invited except me,and I don't know why.except 意为 (__除了___),表示的是一种(否定____),前面的名词或代词表示全部,如(_all_____),(___everyone__),(_everybody____)等.besides意为(_包括,除了______),表示的是一种(__肯定____),前面的名词或代词为部分,常与(_someone else_____),(___some others___),(__another classmate____),(__具体人名如Kate___)等词连用.
Everyone else in my class was invited except me.意思是除了我,大家都受到了邀请.
Besides me,someone else in my class was invited .意思是除了我,还有另外一位同学也受到了邀请.(包括我)