1.当陈述部分的主语是I，而句子又用来征询对方的意见时，附加疑问句中的主语用you。如：I find English very interesting, dont you?I dont like that film, do you?2.当陈述部分的主语是everybody, everyone, someone, nobody, no one, somebody等合成代词时，附加疑问句中的主语通常用they。但亦可用he，尤其是nobody, no one等作主语，具有否定概念时。如：Somebody phoned while I was out, didnt they?Everyone enjoyed the party, didnt they?Nobody wants to go there, does he?3.当陈述部分的主语是不定代词everything, nothing, anything, something时，附加 疑问句中的主语一般用it，不用they。如：Everything seems all right now, doesn
